initial feature set

This commit is contained in:
Erik Winter 2022-03-10 06:10:36 +01:00 committed by Erik Winter
parent 97cf1920d3
commit 0ada801623
24 changed files with 1913 additions and 0 deletions

21
adoc.go Normal file
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@ -0,0 +1,21 @@
package adoc
import (
"time"
)
type ADoc struct {
Title string
Attributes map[string]string
Author string
Path string
Date time.Time
Content []Element
}
func NewADoc() *ADoc {
return &ADoc{
Attributes: map[string]string{},
Content: []Element{},
}
}

43
codeblock.go Normal file
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package adoc
type CodeBlock []Element
func (cb CodeBlock) Text() string {
txt := ""
for _, e := range cb {
txt += e.Text()
}
return txt
}
func (p *Parser) tryCodeBlock() bool {
delimiter := Token{Type: TYPE_DASH, Literal: "----"}
toks, ok := p.readN(2)
if !ok {
return false
}
if !toks[0].Equal(delimiter) || toks[1].Type != TYPE_NEWLINE {
p.unread(2)
return false
}
for {
tok, ok := p.read()
if !ok {
p.unread(len(toks))
return false
}
if tok.Equal(delimiter) {
break
}
toks = append(toks, tok)
}
cb := CodeBlock{}
for _, tok := range toks[2:] {
cb = append(cb, p.makePlain(tok))
}
p.appendElement(cb)
return true
}

71
codeblock_test.go Normal file
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@ -0,0 +1,71 @@
package adoc_test
import (
"strings"
"testing"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestCodeBlock(t *testing.T) {
for _, tc := range []struct {
name string
input string
exp *adoc.ADoc
}{
{
name: "empty",
input: `----
----`,
exp: &adoc.ADoc{
Attributes: map[string]string{},
Content: []adoc.Element{adoc.CodeBlock{}},
},
},
{
name: "with newlines",
input: `----
code
more
----`,
exp: &adoc.ADoc{
Attributes: map[string]string{},
Content: []adoc.Element{adoc.CodeBlock{
adoc.Word("code"),
adoc.WhiteSpace("\n\n"),
adoc.Word("more"),
adoc.WhiteSpace("\n"),
}},
},
},
{
name: "missing end",
input: `----
code
more
`,
exp: &adoc.ADoc{
Attributes: map[string]string{},
Content: []adoc.Element{
adoc.Paragraph{
adoc.Word("----"),
adoc.WhiteSpace("\n"),
adoc.Word("code"),
},
adoc.Paragraph{
adoc.Word("more"),
adoc.WhiteSpace("\n"),
},
},
},
},
} {
t.Run(tc.name, func(t *testing.T) {
par := adoc.NewParser(strings.NewReader(tc.input))
test.Equals(t, tc.exp, par.Parse())
})
}
}

26
element.go Normal file
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package adoc
type Element interface {
Text() string
}
type Empty struct{}
func (e Empty) Text() string { return "" }
type Word string
func (w Word) Text() string { return string(w) }
type WhiteSpace string
func (ws WhiteSpace) Text() string { return string(ws) }
type Image struct {
Src string
Alt string
}
func (i Image) Text() string {
return i.Alt
}

2
go.mod
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@ -1,3 +1,5 @@
module ewintr.nl/adoc module ewintr.nl/adoc
go 1.16 go 1.16
require ewintr.nl/go-kit v0.1.0

353
go.sum Normal file
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@ -0,0 +1,353 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
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ewintr.nl/go-kit v0.1.0 h1:wxusyxmVgwy8QD3dCOqtr6PaH0n8ZpZl3KEdn3L+lhU=
ewintr.nl/go-kit v0.1.0/go.mod h1:mIlMyAvKBuuQSQuX5f1+1gYZ02vz6xRFGN9wiO0HfzI=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0=
github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
github.com/VividCortex/gohistogram v1.0.0/go.mod h1:Pf5mBqqDxYaXu3hDrrU+w6nw50o/4+TcAqDqk/vUH7g=
github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5/go.mod h1:SkGFH1ia65gfNATL8TAiHDNxPzPdmEL5uirI2Uyuz6c=
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github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
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github.com/eapache/go-resiliency v1.1.0/go.mod h1:kFI+JgMyC7bLPUVY133qvEBtVayf5mFgVsvEsIPBvNs=
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github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
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github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
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github.com/hashicorp/go-immutable-radix v1.0.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
github.com/hashicorp/go-msgpack v0.5.3/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iPBM1vqhUKIvfM=
github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
github.com/hashicorp/go-rootcerts v1.0.0/go.mod h1:K6zTfqpRlCUIjkwsN4Z+hiSfzSTQa6eBIzfwKfwNnHU=
github.com/hashicorp/go-sockaddr v1.0.0/go.mod h1:7Xibr9yA9JjQq1JpNB2Vw7kxv8xerXegt+ozgdvDeDU=
github.com/hashicorp/go-syslog v1.0.0/go.mod h1:qPfqrKkXGihmCqbJM2mZgkZGvKG1dFdvsLplgctolz4=
github.com/hashicorp/go-uuid v1.0.0/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
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github.com/hashicorp/go-version v1.2.0/go.mod h1:fltr4n8CU8Ke44wwGCBoEymUuxUHl09ZGVZPK5anwXA=
github.com/hashicorp/go.net v0.0.1/go.mod h1:hjKkEWcCURg++eb33jQU7oqQcI9XDCnUzHA0oac0k90=
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go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
go.uber.org/multierr v1.3.0/go.mod h1:VgVr7evmIr6uPjLBxg28wmKNXyqE9akIJ5XnfpiKl+4=
go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee/go.mod h1:vJERXedbb3MVM5f9Ejo0C68/HhF8uaILCdgjnY+goOA=
go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181023162649-9b4f9f5ad519/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181201002055-351d144fa1fc/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181220203305-927f97764cc3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190125091013-d26f9f9a57f3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181026203630-95b1ffbd15a5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181107165924-66b7b1311ac8/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190726091711-fc99dfbffb4e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191220142924-d4481acd189f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190312170243-e65039ee4138/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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golang.org/x/tools v0.0.0-20200103221440-774c71fcf114/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
google.golang.org/appengine v1.2.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
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google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
google.golang.org/grpc v1.20.0/go.mod h1:chYK+tFQF0nDUGJgXMSgLCQk3phJEuONr2DCgLDdAQM=
google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
google.golang.org/grpc v1.21.0/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
google.golang.org/grpc v1.22.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
google.golang.org/grpc v1.23.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/cheggaaa/pb.v1 v1.0.25/go.mod h1:V/YB90LKu/1FcN3WVnfiiE5oMCibMjukxqG/qStrOgw=
gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
gopkg.in/gcfg.v1 v1.2.3/go.mod h1:yesOnuUOFQAhST5vPY4nbZsb/huCgGGXlipJsBn0b3o=
gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
gopkg.in/warnings.v0 v0.1.2/go.mod h1:jksf8JmL6Qr/oQM2OXTHunEvvTAsrWBLb6OOjuVWRNI=
gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
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sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=
sourcegraph.com/sourcegraph/appdash v0.0.0-20190731080439-ebfcffb1b5c0/go.mod h1:hI742Nqp5OhwiqlzhgfbWU4mW4yO10fP+LoT9WOswdU=

76
header.go Normal file
View File

@ -0,0 +1,76 @@
package adoc
import (
"time"
)
func (p *Parser) tryHeader() bool {
toks, ok := p.readN(2)
if !ok {
return false
}
if !toks[0].Equal(Token{Type: TYPE_EQUALSIGN, Literal: "="}) {
p.unread(2)
return false
}
if toks[1].Type != TYPE_WHITESPACE {
p.unread(2)
return false
}
for {
tok, ok := p.read()
if !ok {
p.unread(len(toks))
return false
}
if tok.Equal(TOKEN_EOF, TOKEN_DOUBLE_NEWLINE) {
break
}
toks = append(toks, tok)
}
lines := Split(toks[2:], TYPE_NEWLINE)
p.doc.Title = Literals(lines[0])
for _, line := range lines[1:] {
switch {
case p.tryHeaderDate(line):
continue
case p.tryHeaderField(line):
continue
default:
p.doc.Author = Literals(line)
}
}
return true
}
func (p *Parser) tryHeaderField(line []Token) bool {
if len(line) < 4 {
return false
}
pair := Split(line, TYPE_WHITESPACE)
if len(pair) != 2 {
return false
}
key, value := pair[0], pair[1]
if !HasPattern(key, []TokenType{TYPE_COLON, TYPE_WORD, TYPE_COLON}) {
return false
}
p.doc.Attributes[key[1].Literal] = Literals(value)
return true
}
func (p *Parser) tryHeaderDate(line []Token) bool {
date, err := time.Parse("2006-01-02", Literals(line))
if err != nil {
return false
}
p.doc.Date = date
return true
}

64
header_test.go Normal file
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package adoc_test
import (
"strings"
"testing"
"time"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestHeader(t *testing.T) {
for _, tc := range []struct {
name string
input string
exp *adoc.ADoc
}{
{
name: "just title",
input: "= Title",
exp: &adoc.ADoc{
Title: "Title",
Attributes: map[string]string{},
Content: []adoc.Element{},
},
},
{
name: "empty title",
input: "= ",
exp: adoc.NewADoc(),
},
{
name: "full header",
input: `= Title with words
2022-03-04
Author Name
:key1: value1
:key2: value2
First paragraph`,
exp: &adoc.ADoc{
Title: "Title with words",
Date: time.Date(2022, time.Month(3), 4, 0, 0, 0, 0, time.UTC),
Author: "Author Name",
Attributes: map[string]string{
"key1": "value1",
"key2": "value2",
},
Content: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Word("First"),
adoc.WhiteSpace(" "),
adoc.Word("paragraph"),
}),
},
},
},
} {
t.Run(tc.name, func(t *testing.T) {
par := adoc.NewParser(strings.NewReader(tc.input))
test.Equals(t, tc.exp, par.Parse())
})
}
}

104
lexer.go Normal file
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package adoc
import (
"bufio"
"bytes"
"io"
)
type Lexer struct {
in *bufio.Reader
out chan Token
err error
}
func NewLexer(in io.Reader) *Lexer {
lex := &Lexer{
in: bufio.NewReader(in),
out: make(chan Token),
}
go lex.run()
return lex
}
func (lex *Lexer) Out() chan Token {
return lex.out
}
func (lex *Lexer) Error() error {
return lex.err
}
func (lex *Lexer) run() {
for {
tok := lex.scan()
if tok.Type == TYPE_EOF {
lex.out <- TOKEN_EOF
close(lex.out)
return
}
lex.out <- tok
}
}
func (lex *Lexer) scan() Token {
var buf bytes.Buffer
ch := lex.read()
if _, err := buf.WriteRune(ch); err != nil {
lex.err = err
return Token{Type: TYPE_EOF}
}
tt := FindTokenType(ch)
LEXSCANLOOP:
for {
ch = lex.read()
switch {
case ch == eof:
break LEXSCANLOOP
case FindTokenType(ch) != tt:
lex.unread()
break LEXSCANLOOP
default:
if _, err := buf.WriteRune(ch); err != nil {
lex.err = err
return Token{Type: TYPE_EOF}
}
}
}
return Token{
Type: tt,
Literal: buf.String(),
}
}
func (lex *Lexer) read() rune {
ch, _, err := lex.in.ReadRune()
if err != nil {
return eof
}
return ch
}
func (lex *Lexer) unread() {
lex.in.UnreadRune()
}
func FindTokenType(ch rune) TokenType {
for tt, rr := range TokenTypeMap {
for _, r := range rr {
if ch == r {
return tt
}
}
}
return TYPE_WORD
}

125
lexer_test.go Normal file
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package adoc_test
import (
"strings"
"testing"
"time"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestLexer(t *testing.T) {
word := adoc.TYPE_WORD
ws := adoc.TYPE_WHITESPACE
nl := adoc.TYPE_NEWLINE
eq := adoc.TYPE_EQUALSIGN
bt := adoc.TYPE_BACKTICK
as := adoc.TYPE_ASTERISK
un := adoc.TYPE_UNDERSCORE
for _, tc := range []struct {
name string
input string
exp []adoc.Token
}{
{
name: "word string",
input: "one two",
exp: []adoc.Token{
{Type: word, Literal: "one"},
{Type: ws, Literal: " "},
{Type: word, Literal: "two"},
},
},
{
name: "punctuation",
input: `. ,`,
exp: []adoc.Token{
{Type: word, Literal: "."},
{Type: ws, Literal: " "},
{Type: word, Literal: ","},
},
},
{
name: "whitespace",
input: " \t",
exp: []adoc.Token{
{Type: ws, Literal: " \t"},
},
},
{
name: "tab",
input: "\t",
exp: []adoc.Token{{Type: ws, Literal: "\t"}},
},
{
name: "newlines",
input: "\n\n\n",
exp: []adoc.Token{{Type: nl, Literal: "\n\n\n"}},
},
{
name: "special chars",
input: "=*_",
exp: []adoc.Token{
{Type: eq, Literal: "="},
{Type: as, Literal: "*"},
{Type: un, Literal: "_"},
},
},
{
name: "mixed",
input: "This is a line with mixed \t `stuff`, see\t==?",
exp: []adoc.Token{
{Type: word, Literal: "This"},
{Type: ws, Literal: " "},
{Type: word, Literal: "is"},
{Type: ws, Literal: " "},
{Type: word, Literal: "a"},
{Type: ws, Literal: " "},
{Type: word, Literal: "line"},
{Type: ws, Literal: " "},
{Type: word, Literal: "with"},
{Type: ws, Literal: " "},
{Type: word, Literal: "mixed"},
{Type: ws, Literal: " \t "},
{Type: bt, Literal: "`"},
{Type: word, Literal: "stuff"},
{Type: bt, Literal: "`"},
{Type: word, Literal: ","},
{Type: ws, Literal: " "},
{Type: word, Literal: "see"},
{Type: ws, Literal: "\t"},
{Type: eq, Literal: "=="},
{Type: word, Literal: "?"},
},
},
} {
t.Run(tc.name, func(t *testing.T) {
input := strings.NewReader(tc.input)
lex := adoc.NewLexer(input)
act := []adoc.Token{}
stop := time.Now().Add(3 * time.Second)
T:
for {
select {
case tok, ok := <-lex.Out():
if !ok {
break T
}
act = append(act, tok)
default:
if time.Now().After(stop) {
break T
}
time.Sleep(5 * time.Millisecond)
}
}
test.OK(t, lex.Error())
exp := append(tc.exp, adoc.TOKEN_EOF)
test.Equals(t, exp, act)
})
}
}

65
link.go Normal file
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package adoc
import "fmt"
type Link struct {
URL string
Title string
}
func (l Link) Text() string { return l.Title }
func (p *Parser) tryLink() bool {
tok, ok := p.peek()
if !ok {
return false
}
if tok.Type != TYPE_WORD {
return false
}
url, title := []Token{}, []Token{}
lb := false
count := 0
for {
tok, ok := p.read()
if !ok {
p.unread(count)
return false
}
count++
if tok.Equal(TOKEN_EOF, TOKEN_NEWLINE, TOKEN_DOUBLE_NEWLINE) {
p.unread(count)
return false
}
if !lb && tok.Type == TYPE_WHITESPACE {
p.unread(count)
return false
}
if tok.Equal(Token{Type: TYPE_BRACKETOPEN, Literal: "["}) {
lb = true
continue
}
if tok.Equal(Token{Type: TYPE_BRACKETCLOSE, Literal: "]"}) {
break
}
if lb {
title = append(title, tok)
continue
}
url = append(url, tok)
}
fmt.Printf("url: %+v, title: %+v\n", url, title)
if len(url) == 0 || !lb {
p.unread(count)
return false
}
link := Link{
URL: Literals(url),
Title: Literals(title),
}
p.appendElement(link)
return true
}

57
link_test.go Normal file
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package adoc_test
import (
"strings"
"testing"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestLink(t *testing.T) {
for _, tc := range []struct {
name string
input string
exp []adoc.Element
}{
{
name: "simple",
input: "a link[title] somewhere",
exp: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Word("a"),
adoc.WhiteSpace(" "),
adoc.Link{
URL: "link",
Title: "title",
},
adoc.WhiteSpace(" "),
adoc.Word("somewhere"),
}),
},
},
{
name: "with underscore",
input: "check https://example.com/some_url[some url]",
exp: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Word("check"),
adoc.WhiteSpace(" "),
adoc.Link{
URL: "https://example.com/some_url",
Title: "some url",
},
}),
},
},
} {
t.Run(tc.name, func(t *testing.T) {
par := adoc.NewParser(strings.NewReader(tc.input))
exp := &adoc.ADoc{
Attributes: map[string]string{},
Content: tc.exp,
}
test.Equals(t, exp, par.Parse())
})
}
}

77
list.go Normal file
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package adoc
type ListItem []Element
func (li ListItem) Text() string {
txt := ""
for _, e := range li {
txt += e.Text()
}
return txt
}
type List []ListItem
func (l List) Text() string {
txt := ""
for _, li := range l {
txt += li.Text()
}
return txt
}
func (p *Parser) tryList() bool {
toks, ok := p.readN(2)
if !ok {
return false
}
if !toks[0].Equal(TOKEN_ASTERISK) || toks[1].Type != TYPE_WHITESPACE {
p.unread(2)
return false
}
p.unread(2)
toks = []Token{}
toksCount := 0
var items []ListItem
for {
tok, ok := p.read()
if !ok {
p.unread(toksCount)
return false
}
if tok.Equal(TOKEN_NEWLINE, TOKEN_DOUBLE_NEWLINE, TOKEN_EOF) {
item, ok := tryListItem(toks)
if !ok {
p.unread(len(toks))
return false
}
items = append(items, item)
toks = []Token{}
if tok.Equal(TOKEN_DOUBLE_NEWLINE, TOKEN_EOF) {
break
}
continue
}
toks = append(toks, tok)
toksCount++
}
p.appendElement(List(items))
return true
}
func tryListItem(toks []Token) (ListItem, bool) {
if !toks[0].Equal(TOKEN_ASTERISK) || toks[1].Type != TYPE_WHITESPACE {
return ListItem{}, false
}
stream := NewTokenStream(toks[2:]).Out()
par := NewParserFromChannel(stream)
par.Parse()
b := ListItem(par.Elements())
return b, true
}

77
list_test.go Normal file
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package adoc_test
import (
"strings"
"testing"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestList(t *testing.T) {
for _, tc := range []struct {
name string
input string
exp []adoc.Element
}{
{
name: "one item",
input: `* item 1`,
exp: []adoc.Element{
adoc.List([]adoc.ListItem{
{adoc.Word("item"), adoc.WhiteSpace(" "), adoc.Word("1")},
},
)},
},
{
name: "multiple",
input: `* item 1
* item 2
* item 3`,
exp: []adoc.Element{
adoc.List([]adoc.ListItem{
{adoc.Word("item"), adoc.WhiteSpace(" "), adoc.Word("1")},
{adoc.Word("item"), adoc.WhiteSpace(" "), adoc.Word("2")},
{adoc.Word("item"), adoc.WhiteSpace(" "), adoc.Word("3")},
})},
},
{
name: "double with pararaph",
input: `* item 1
* item 2
* item 3
and some text`,
exp: []adoc.Element{
adoc.List(
[]adoc.ListItem{
{adoc.Word("item"), adoc.WhiteSpace(" "), adoc.Word("1")},
},
),
adoc.List(
[]adoc.ListItem{
{adoc.Word("item"), adoc.WhiteSpace(" "), adoc.Word("2")},
{adoc.Word("item"), adoc.WhiteSpace(" "), adoc.Word("3")},
},
),
adoc.Paragraph([]adoc.Element{
adoc.Word("and"),
adoc.WhiteSpace(" "),
adoc.Word("some"),
adoc.WhiteSpace(" "),
adoc.Word("text"),
}),
},
},
} {
t.Run(tc.name, func(t *testing.T) {
par := adoc.NewParser(strings.NewReader(tc.input))
exp := &adoc.ADoc{
Attributes: map[string]string{},
Content: tc.exp,
}
test.Equals(t, exp, par.Parse())
})
}
}

39
paragraph.go Normal file
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package adoc
type Paragraph []Element
func (p Paragraph) Text() string {
txt := ""
for _, e := range p {
txt += e.Text()
}
return txt
}
func (p *Parser) tryParagraph() bool {
toks := []Token{}
for {
tok, ok := p.read()
if !ok {
p.unread(len(toks))
return false
}
if tok.Equal(TOKEN_EOF, TOKEN_DOUBLE_NEWLINE) {
break
}
toks = append(toks, tok)
}
if len(toks) == 0 {
return false
}
par := NewParserFromChannel(NewTokenStream(toks).Out())
par.Parse()
b := Paragraph(par.Elements())
p.appendElement(b)
return true
}

76
paragraph_test.go Normal file
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package adoc_test
import (
"strings"
"testing"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestParagraph(t *testing.T) {
for _, tc := range []struct {
name string
input string
exp *adoc.ADoc
}{
{
name: "single paragraph",
input: "some text",
exp: &adoc.ADoc{
Attributes: map[string]string{},
Content: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Word("some"),
adoc.WhiteSpace(" "),
adoc.Word("text"),
}),
}},
},
{
name: "title with paragraphs",
input: `= Title
paragraph one
paragraph two`,
exp: &adoc.ADoc{
Title: "Title",
Attributes: map[string]string{},
Content: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Word("paragraph"),
adoc.WhiteSpace(" "),
adoc.Word("one"),
}),
adoc.Paragraph([]adoc.Element{
adoc.Word("paragraph"),
adoc.WhiteSpace(" "),
adoc.Word("two"),
}),
},
},
},
{
name: "three with trailing newline",
input: `one
two
three
`,
exp: &adoc.ADoc{
Attributes: map[string]string{},
Content: []adoc.Element{
adoc.Paragraph([]adoc.Element{adoc.Word("one")}),
adoc.Paragraph([]adoc.Element{adoc.Word("two")}),
adoc.Paragraph([]adoc.Element{adoc.Word("three"), adoc.WhiteSpace("\n")}),
}},
},
} {
t.Run(tc.name, func(t *testing.T) {
par := adoc.NewParser(strings.NewReader(tc.input))
test.Equals(t, tc.exp, par.Parse())
})
}
}

145
parser.go Normal file
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package adoc
import "io"
type Parser struct {
in chan Token
doc *ADoc
ts []Token
r int
els []Element
}
func NewParser(reader io.Reader) *Parser {
lex := NewLexer(reader)
return NewParserFromChannel(lex.Out())
}
func NewParserFromChannel(toks chan Token) *Parser {
return &Parser{
in: toks,
doc: NewADoc(),
ts: []Token{},
els: []Element{},
}
}
func (p *Parser) Parse() *ADoc {
p.tryHeader()
for {
if done := p.scan(); done {
break
}
p.discard()
}
p.doc.Content = p.els
return p.doc
}
func (p *Parser) Elements() []Element {
return p.els
}
func (p *Parser) scan() bool {
if _, ok := p.peek(); !ok {
return true
}
type tryFunc func() bool
for _, tf := range []tryFunc{
p.tryCodeBlock, p.trySubTitle, p.tryList, p.tryParagraph,
p.tryStyles, p.tryLink,
} {
if tf() {
return false
}
}
p.doPlain()
return false
}
func (p *Parser) doPlain() {
tok, ok := p.read()
if !ok {
return
}
p.appendElement(p.makePlain(tok))
}
func (p *Parser) makePlain(tok Token) Element {
switch tok.Type {
case TYPE_WHITESPACE:
return WhiteSpace(tok.Literal)
case TYPE_NEWLINE:
return WhiteSpace(tok.Literal)
default:
return Word(tok.Literal)
}
}
func (p *Parser) appendElement(b Element) {
p.els = append(p.els, b)
}
func (p *Parser) consume() bool {
tok, ok := <-p.in
if !ok {
return false
}
p.ts = append(p.ts, tok)
return true
}
func (p *Parser) peek() (Token, bool) {
if p.r == len(p.ts) {
if ok := p.consume(); !ok {
return Token{}, false
}
}
return p.ts[p.r], true
}
func (p *Parser) readN(count int) ([]Token, bool) {
toks := []Token{}
for i := 0; i < count; i++ {
tok, ok := p.read()
if !ok {
p.unread(len(toks))
return []Token{}, false
}
toks = append(toks, tok)
}
return toks, true
}
func (p *Parser) read() (Token, bool) {
if p.r == len(p.ts) {
if ok := p.consume(); !ok {
return Token{}, false
}
}
tok := p.ts[p.r]
p.r++
return tok, true
}
func (p *Parser) unread(count int) {
for i := count; i > 0; i-- {
p.r--
}
}
func (p *Parser) discard() {
p.ts = p.ts[p.r:]
p.r = 0
}

27
parser_test.go Normal file
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package adoc_test
import (
"strings"
"testing"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestParser(t *testing.T) {
for _, tc := range []struct {
name string
input string
exp *adoc.ADoc
}{
{
name: "empty",
exp: adoc.NewADoc(),
},
} {
t.Run(tc.name, func(t *testing.T) {
par := adoc.NewParser(strings.NewReader(tc.input))
test.Equals(t, tc.exp, par.Parse())
})
}
}

92
styles.go Normal file
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package adoc
type Strong []Element
func (st Strong) Text() string {
var txt string
for _, e := range st {
txt += e.Text()
}
return txt
}
type Emphasis []Element
func (em Emphasis) Text() string {
var txt string
for _, e := range em {
txt += e.Text()
}
return txt
}
type Code []Element
func (c Code) Text() string {
var txt string
for _, e := range c {
txt += e.Text()
}
return txt
}
func (p *Parser) tryStyles() bool {
tok, ok := p.readN(2)
if !ok {
return false
}
markers := []Token{
{Type: TYPE_ASTERISK, Literal: "*"},
{Type: TYPE_UNDERSCORE, Literal: "_"},
{Type: TYPE_BACKTICK, Literal: "`"},
}
if !tok[0].Equal(markers...) {
p.unread(2)
return false
}
if tok[1].Type == TYPE_WHITESPACE {
p.unread(2)
return false
}
marker := tok[0]
toks := []Token{tok[1]}
for {
tok, ok := p.read()
if !ok {
p.unread(len(toks) + 1)
return false
}
if tok.Equal(TOKEN_EOF, TOKEN_DOUBLE_NEWLINE) {
p.unread(len(toks) + 1)
return false
}
if tok.Equal(marker) {
break
}
toks = append(toks, tok)
}
if toks[len(toks)-1].Type == TYPE_WHITESPACE {
p.unread(len(toks) + 2)
return false
}
par := NewParserFromChannel(NewTokenStream(toks).Out())
par.Parse()
var b Element
switch marker.Type {
case TYPE_ASTERISK:
b = Strong(par.Elements())
case TYPE_UNDERSCORE:
b = Emphasis(par.Elements())
case TYPE_BACKTICK:
b = Code(par.Elements())
}
p.appendElement(b)
return true
}

101
styles_test.go Normal file
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package adoc_test
import (
"strings"
"testing"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestStyles(t *testing.T) {
for _, tc := range []struct {
name string
input string
exp []adoc.Element
}{
{
name: "strong",
input: "*strong*",
exp: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Strong{adoc.Word("strong")},
},
),
},
},
{
name: "emphasis",
input: "_emphasis_",
exp: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Emphasis{adoc.Word("emphasis")},
},
),
},
},
{
name: "code",
input: "`code`",
exp: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Code{adoc.Word("code")},
},
),
},
},
{
name: "mixed",
input: "some `code code` in plain",
exp: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Word("some"),
adoc.WhiteSpace(" "),
adoc.Code{
adoc.Word("code"),
adoc.WhiteSpace(" "),
adoc.Word("code"),
},
adoc.WhiteSpace(" "),
adoc.Word("in"),
adoc.WhiteSpace(" "),
adoc.Word("plain"),
},
),
},
},
{
name: "incomplete",
input: "a *word",
exp: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Word("a"),
adoc.WhiteSpace(" "),
adoc.Word("*"),
adoc.Word("word"),
}),
},
},
{
name: "trailing space",
input: "*word *",
exp: []adoc.Element{
adoc.Paragraph([]adoc.Element{
adoc.Word("*"),
adoc.Word("word"),
adoc.WhiteSpace(" "),
adoc.Word("*"),
}),
},
},
} {
t.Run(tc.name, func(t *testing.T) {
par := adoc.NewParser(strings.NewReader(tc.input))
exp := &adoc.ADoc{
Attributes: map[string]string{},
Content: tc.exp,
}
test.Equals(t, exp, par.Parse())
})
}
}

52
subtitle.go Normal file
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package adoc
type SubTitle string
func (st SubTitle) Text() string { return string(st) }
type SubSubTitle string
func (st SubSubTitle) Text() string { return string(st) }
func (p *Parser) trySubTitle() bool {
toks, ok := p.readN(2)
if !ok {
return false
}
if toks[0].Type != TYPE_EQUALSIGN || toks[0].Len() < 2 || toks[1].Type != TYPE_WHITESPACE {
p.unread(2)
return false
}
for {
tok, ok := p.read()
if !ok {
p.unread(len(toks))
return false
}
if (tok.Type == TYPE_NEWLINE && tok.Len() > 1) || tok.Equal(TOKEN_EOF) {
break
}
toks = append(toks, tok)
}
var title string
for _, tok := range toks[2:] {
if tok.Type == TYPE_NEWLINE {
continue
}
title += p.makePlain(tok).Text()
}
switch toks[0].Len() {
case 2:
p.appendElement(SubTitle(title))
case 3:
p.appendElement(SubSubTitle(title))
default:
// ignore lower levels for now
p.unread(len(toks))
return false
}
return true
}

47
subtitle_test.go Normal file
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package adoc_test
import (
"strings"
"testing"
"ewintr.nl/adoc"
"ewintr.nl/go-kit/test"
)
func TestSubTitle(t *testing.T) {
for _, tc := range []struct {
name string
input string
exp []adoc.Element
}{
{
name: "empty",
input: "== ",
exp: []adoc.Element{adoc.SubTitle("")},
},
{
name: "subtitle",
input: "== title with words",
exp: []adoc.Element{adoc.SubTitle("title with words")},
},
{
name: "subsubtitle",
input: "=== title",
exp: []adoc.Element{adoc.SubSubTitle("title")},
},
{
name: "trailing newline",
input: "== title\n",
exp: []adoc.Element{adoc.SubTitle("title")},
},
} {
t.Run(tc.name, func(t *testing.T) {
exp := &adoc.ADoc{
Attributes: map[string]string{},
Content: tc.exp,
}
par := adoc.NewParser(strings.NewReader(tc.input))
test.Equals(t, exp, par.Parse())
})
}
}

145
token.go Normal file
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package adoc
const (
TYPE_EOF TokenType = iota
TYPE_EOS
TYPE_WHITESPACE
TYPE_NEWLINE
TYPE_EQUALSIGN
TYPE_ASTERISK
TYPE_UNDERSCORE
TYPE_BACKTICK
TYPE_DASH
TYPE_COLON
TYPE_BRACKETOPEN
TYPE_BRACKETCLOSE
TYPE_WORD
)
var (
eof = rune(0)
)
var TokenTypeMap = map[TokenType][]rune{
TYPE_EOF: {eof},
TYPE_WHITESPACE: {' ', '\t'},
TYPE_NEWLINE: {'\n'},
TYPE_EQUALSIGN: {'='},
TYPE_BACKTICK: {'`'},
TYPE_DASH: {'-'},
TYPE_COLON: {':'},
TYPE_ASTERISK: {'*'},
TYPE_UNDERSCORE: {'_'},
TYPE_BRACKETOPEN: {'['},
TYPE_BRACKETCLOSE: {']'},
}
type TokenType int
var (
TOKEN_EOF = Token{Type: TYPE_EOF}
TOKEN_EOS = Token{Type: TYPE_EOS}
TOKEN_NEWLINE = Token{Type: TYPE_NEWLINE, Literal: "\n"}
TOKEN_DOUBLE_NEWLINE = Token{Type: TYPE_NEWLINE, Literal: "\n\n"}
TOKEN_ASTERISK = Token{Type: TYPE_ASTERISK, Literal: "*"}
)
type Token struct {
Type TokenType
Literal string
}
func (t Token) Len() int {
return len(t.Literal)
}
func (t Token) Equal(wanted ...Token) bool {
for _, w := range wanted {
if t.Type == w.Type && t.Literal == w.Literal {
return true
}
}
return false
}
func Literals(ts []Token) string {
var s string
for _, t := range ts {
s += t.Literal
}
return s
}
func StartsWith(ts []Token, pat []Token) bool {
if len(ts) < len(pat) {
return false
}
for i, t := range ts {
if !t.Equal(pat[i]) {
return false
}
}
return true
}
func EndsWith(ts []Token, pat []Token) bool {
if len(ts) < len(pat) {
return false
}
for i := 1; i <= len(pat); i++ {
if !ts[len(ts)-i].Equal(pat[len(pat)-i]) {
return false
}
}
return true
}
func HasPattern(ts []Token, pat []TokenType) bool {
if len(ts) != len(pat) {
return false
}
for i, t := range ts {
if t.Type != pat[i] {
return false
}
}
return true
}
func Split(ts []Token, tt TokenType) [][]Token {
lines := [][]Token{}
line := []Token{}
for _, t := range ts {
if t.Type == tt {
lines = append(lines, line)
line = []Token{}
continue
}
line = append(line, t)
}
lines = append(lines, line)
return lines
}
func SplitOnFirst(ts []Token, tt TokenType) ([]Token, []Token) {
if len(ts) < 2 {
return ts, []Token{}
}
first := ts[0].Type
for i, tok := range ts[1:] {
if tok.Type == first {
return ts[1:i], ts[i:]
}
}
return ts, []Token{}
}

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tokenstream.go Normal file
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package adoc
type TokenStream struct {
ts []Token
out chan Token
}
func NewTokenStream(toks []Token) *TokenStream {
stream := &TokenStream{
ts: toks,
out: make(chan Token),
}
go stream.run()
return stream
}
func (s *TokenStream) run() {
for _, tok := range s.ts {
s.out <- tok
}
close(s.out)
}
func (s *TokenStream) Out() chan Token {
return s.out
}