diff options
Diffstat (limited to 'macro.go')
| -rw-r--r-- | macro.go | 71 |
1 files changed, 70 insertions, 1 deletions
@@ -9,6 +9,7 @@ import ( "github.com/shuLhan/share/lib/ascii" ) +// List of macro names. const ( macroFTP = `ftp` macroFootnote = `footnote` @@ -18,6 +19,7 @@ const ( macroImage = `image` macroLink = `link` macroMailto = `mailto` + macroPass = `pass` ) var ( @@ -30,6 +32,7 @@ var ( macroImage: elKindInlineImage, macroLink: elKindURL, macroMailto: elKindURL, + macroPass: elKindText, } ) @@ -44,7 +47,7 @@ type macro struct { // val represent the text for URL or image and footnote. rawContent []byte - // level represent footnoted index number. + // level represent footnote index number. level int } @@ -158,3 +161,69 @@ func parseMacroFootnote(doc *Document, text []byte) (el *element, n int) { return el, n } + +// parseMacroPass parse the macro for passthrough. +// +// "pass:" *(SUB) "[" TEXT "]" +// +// SUB = SUB_KIND *("," SUB_KIND) +// +// SUB_KIND = "c" / "q" / "a" / "r" / "m" / "p" / "n" / "v" +func parseMacroPass(text []byte) (el *element, n int) { + var ( + x int + c byte + ) + + el = &element{ + kind: elKindInlinePass, + } + + // Consume the substitutions until "[" or spaces. + // Spaces automatically stop the process. + // Other characters except the sub kinds are ignored. + for ; x < len(text); x++ { + c = text[x] + if c == '[' { + break + } + if c == ',' { + continue + } + if ascii.IsSpace(c) { + return nil, 0 + } + switch c { + case 'c': + el.applySubs |= passSubChar + case 'q': + el.applySubs |= passSubQuote + case 'a': + el.applySubs |= passSubAttr + case 'r': + el.applySubs |= passSubRepl + case 'm': + el.applySubs |= passSubMacro + case 'p': + el.applySubs |= passSubPostRepl + case 'n': + el.applySubs |= passSubNormal + case 'v': + el.applySubs |= passSubChar + } + } + if c != '[' { + return nil, 0 + } + x++ + n = x + + el.raw, x = parseClosedBracket(text[x:], '[', ']') + if x < 0 { + return nil, 0 + } + + n += x + 2 + + return el, n +} |