diff options
Diffstat (limited to 'lib/packages/docutils/rstast.nim')
| -rw-r--r-- | lib/packages/docutils/rstast.nim | 93 |
1 files changed, 47 insertions, 46 deletions
diff --git a/lib/packages/docutils/rstast.nim b/lib/packages/docutils/rstast.nim index 52af672df..c3956ab8b 100644 --- a/lib/packages/docutils/rstast.nim +++ b/lib/packages/docutils/rstast.nim @@ -30,7 +30,7 @@ type rnField, # a field item rnFieldName, # consisting of a field name ... rnFieldBody, # ... and a field body - rnOptionList, rnOptionListItem, rnOptionGroup, rnOption, rnOptionString, + rnOptionList, rnOptionListItem, rnOptionGroup, rnOption, rnOptionString, rnOptionArgument, rnDescription, rnLiteralBlock, rnQuotedLiteralBlock, rnLineBlock, # the | thingie rnLineBlockItem, # sons of the | thing @@ -50,7 +50,7 @@ type # * `file#id <file#id>'_ rnSubstitutionDef, # a definition of a substitution rnGeneralRole, # Inline markup: - rnSub, rnSup, rnIdx, + rnSub, rnSup, rnIdx, rnEmphasis, # "*" rnStrongEmphasis, # "**" rnTripleEmphasis, # "***" @@ -71,25 +71,25 @@ type level*: int ## valid for some node kinds sons*: TRstNodeSeq ## the node's sons -proc len*(n: PRstNode): int = +proc len*(n: PRstNode): int = result = len(n.sons) -proc newRstNode*(kind: TRstNodeKind): PRstNode = +proc newRstNode*(kind: TRstNodeKind): PRstNode = new(result) result.sons = @[] result.kind = kind -proc newRstNode*(kind: TRstNodeKind, s: string): PRstNode = +proc newRstNode*(kind: TRstNodeKind, s: string): PRstNode = result = newRstNode(kind) result.text = s -proc lastSon*(n: PRstNode): PRstNode = +proc lastSon*(n: PRstNode): PRstNode = result = n.sons[len(n.sons)-1] proc add*(father, son: PRstNode) = add(father.sons, son) -proc addIfNotNil*(father, son: PRstNode) = +proc addIfNotNil*(father, son: PRstNode) = if son != nil: add(father, son) @@ -98,62 +98,63 @@ type indent: int verbatim: int -proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) +proc renderRstToRst(d: var TRenderContext, n: PRstNode, + result: var string) {.gcsafe.} -proc renderRstSons(d: var TRenderContext, n: PRstNode, result: var string) = - for i in countup(0, len(n) - 1): +proc renderRstSons(d: var TRenderContext, n: PRstNode, result: var string) = + for i in countup(0, len(n) - 1): renderRstToRst(d, n.sons[i], result) - + proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) = # this is needed for the index generation; it may also be useful for # debugging, but most code is already debugged... - const + const lvlToChar: array[0..8, char] = ['!', '=', '-', '~', '`', '<', '*', '|', '+'] if n == nil: return - var ind = repeatChar(d.indent) + var ind = spaces(d.indent) case n.kind - of rnInner: + of rnInner: renderRstSons(d, n, result) of rnHeadline: result.add("\n") result.add(ind) - + let oldLen = result.len renderRstSons(d, n, result) let headlineLen = result.len - oldLen result.add("\n") result.add(ind) - result.add repeatChar(headlineLen, lvlToChar[n.level]) + result.add repeat(lvlToChar[n.level], headlineLen) of rnOverline: result.add("\n") result.add(ind) var headline = "" renderRstSons(d, n, headline) - - let lvl = repeatChar(headline.len - d.indent, lvlToChar[n.level]) + + let lvl = repeat(lvlToChar[n.level], headline.len - d.indent) result.add(lvl) result.add("\n") result.add(headline) - + result.add("\n") result.add(ind) result.add(lvl) - of rnTransition: + of rnTransition: result.add("\n\n") result.add(ind) - result.add repeatChar(78-d.indent, '-') + result.add repeat('-', 78-d.indent) result.add("\n\n") of rnParagraph: result.add("\n\n") result.add(ind) renderRstSons(d, n, result) - of rnBulletItem: + of rnBulletItem: inc(d.indent, 2) var tmp = "" renderRstSons(d, n, tmp) - if tmp.len > 0: + if tmp.len > 0: result.add("\n") result.add(ind) result.add("* ") @@ -163,22 +164,22 @@ proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) = inc(d.indent, 4) var tmp = "" renderRstSons(d, n, tmp) - if tmp.len > 0: + if tmp.len > 0: result.add("\n") result.add(ind) result.add("(#) ") result.add(tmp) dec(d.indent, 4) - of rnOptionList, rnFieldList, rnDefList, rnDefItem, rnLineBlock, rnFieldName, - rnFieldBody, rnStandaloneHyperlink, rnBulletList, rnEnumList: + of rnOptionList, rnFieldList, rnDefList, rnDefItem, rnLineBlock, rnFieldName, + rnFieldBody, rnStandaloneHyperlink, rnBulletList, rnEnumList: renderRstSons(d, n, result) - of rnDefName: + of rnDefName: result.add("\n\n") result.add(ind) renderRstSons(d, n, result) of rnDefBody: inc(d.indent, 2) - if n.sons[0].kind != rnBulletList: + if n.sons[0].kind != rnBulletList: result.add("\n") result.add(ind) result.add(" ") @@ -187,20 +188,20 @@ proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) = of rnField: var tmp = "" renderRstToRst(d, n.sons[0], tmp) - + var L = max(tmp.len + 3, 30) inc(d.indent, L) - + result.add "\n" result.add ind result.add ':' result.add tmp result.add ':' - result.add repeatChar(L - tmp.len - 2) + result.add spaces(L - tmp.len - 2) renderRstToRst(d, n.sons[1], result) - + dec(d.indent, L) - of rnLineBlockItem: + of rnLineBlockItem: result.add("\n") result.add(ind) result.add("| ") @@ -209,11 +210,11 @@ proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) = inc(d.indent, 2) renderRstSons(d, n, result) dec(d.indent, 2) - of rnRef: + of rnRef: result.add("`") renderRstSons(d, n, result) result.add("`_") - of rnHyperlink: + of rnHyperlink: result.add('`') renderRstToRst(d, n.sons[0], result) result.add(" <") @@ -225,23 +226,23 @@ proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) = result.add("`:") renderRstToRst(d, n.sons[1],result) result.add(':') - of rnSub: + of rnSub: result.add('`') renderRstSons(d, n, result) result.add("`:sub:") - of rnSup: + of rnSup: result.add('`') renderRstSons(d, n, result) result.add("`:sup:") - of rnIdx: + of rnIdx: result.add('`') renderRstSons(d, n, result) result.add("`:idx:") - of rnEmphasis: + of rnEmphasis: result.add("*") renderRstSons(d, n, result) result.add("*") - of rnStrongEmphasis: + of rnStrongEmphasis: result.add("**") renderRstSons(d, n, result) result.add("**") @@ -249,11 +250,11 @@ proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) = result.add("***") renderRstSons(d, n, result) result.add("***") - of rnInterpretedText: + of rnInterpretedText: result.add('`') renderRstSons(d, n, result) result.add('`') - of rnInlineLiteral: + of rnInlineLiteral: inc(d.verbatim) result.add("``") renderRstSons(d, n, result) @@ -266,11 +267,11 @@ proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) = result.add("\\\\") # XXX: escape more special characters! else: result.add(n.text) - of rnIndex: + of rnIndex: result.add("\n\n") result.add(ind) result.add(".. index::\n") - + inc(d.indent, 3) if n.sons[2] != nil: renderRstSons(d, n.sons[2], result) dec(d.indent, 3) @@ -280,7 +281,7 @@ proc renderRstToRst(d: var TRenderContext, n: PRstNode, result: var string) = result.add(".. contents::") else: result.add("Error: cannot render: " & $n.kind) - + proc renderRstToRst*(n: PRstNode, result: var string) = ## renders `n` into its string representation and appends to `result`. var d: TRenderContext @@ -302,7 +303,7 @@ proc renderRstToJsonNode(node: PRstNode): JsonNode = proc renderRstToJson*(node: PRstNode): string = ## Writes the given RST node as JSON that is in the form - ## :: + ## :: ## { ## "kind":string node.kind, ## "text":optional string node.text, |