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masatakemasatake
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vue: a new parser (partially implemented)
This is a stub. Following must be solved. * parsing "export default" in <script></script> ara, and * choosing a guest parser dynamically. Signed-off-by: Masatake YAMATO <yamato@redhat.com>
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‎main/parsers.h

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@@ -121,6 +121,7 @@
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UCtagsAspellParser, \
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VhdlParser, \
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VimParser, \
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VueParser, \
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WindResParser, \
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YaccParser, \
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YumRepoParser, \

‎parsers/vue.c

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/*
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* Copyright (c) 2017, Masatake YAMATO <yamato@redhat.com>
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*
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* This source code is released for free distribution under the terms of the
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* GNU General Public License version 2 or (at your option) any later version.
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*
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* This module contains functions for generating tags for VUE file.
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*/
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/*
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* INCLUDE FILES
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*/
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#include "general.h" /* must always come first */
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#include <string.h>
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#include "parse.h"
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#include "routines.h"
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#include "read.h"
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#include "mio.h"
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#include "promise.h"
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enum vueAreaType {
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vueAreaUnset,
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vueTemplateArea,
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vueScriptArea,
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vueStyleArea,
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COUNT_AREA,
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};
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const char *vueDefaultGuestParser[] = {
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[vueTemplateArea] = "HTML",
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[vueScriptArea] = "JavaScript",
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[vueStyleArea] = "CSS",
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};
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struct vueParserState {
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enum vueAreaType areaType;
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unsigned long inputLine;
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unsigned long inputOffset;
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};
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struct vueCallbackData {
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const enum vueAreaType matchedAreaType;
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struct vueParserState *state;
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};
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static bool enterArea (const char *line,
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const regexMatch *matches,
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unsigned int count CTAGS_ATTR_UNUSED,
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void *data)
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{
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struct vueCallbackData *cdata = data;
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struct vueParserState *s = cdata->state;
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if (s->areaType != vueAreaUnset)
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return true;
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s->areaType = cdata->matchedAreaType;
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s->inputLine = getInputLineNumber ();
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if (matches[0].length < strlen(line))
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s->inputOffset = matches[0].length + 1;
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else
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{
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s->inputLine++;
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s->inputOffset = 0;
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}
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return true;
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}
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static bool leaveArea (const char *line CTAGS_ATTR_UNUSED,
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const regexMatch *matches CTAGS_ATTR_UNUSED,
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unsigned int count CTAGS_ATTR_UNUSED,
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void *data)
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{
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struct vueCallbackData *cdata = data;
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struct vueParserState *s = cdata->state;
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unsigned long endLine;
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if (s->areaType != cdata->matchedAreaType)
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return true;
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if (s->inputOffset == 0)
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return true;
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endLine = getInputLineNumber ();
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if (endLine == 0)
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goto out;
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if (s->inputLine >= endLine)
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goto out;
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makePromise (vueDefaultGuestParser[s->areaType],
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s->inputLine, s->inputOffset,
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endLine, 0, s->inputLine);
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out:
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memset (s, 0, sizeof (*s));
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return true;
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}
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static void initializeVueParser (langType language)
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{
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static struct vueParserState parserState;
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memset (&parserState, 0, sizeof (parserState));
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static struct vueCallbackData callbackData [COUNT_AREA] = {
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[vueTemplateArea] = {
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.matchedAreaType = vueTemplateArea,
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.state = &parserState,
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},
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[vueScriptArea] = {
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.matchedAreaType = vueScriptArea,
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.state = &parserState,
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},
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[vueStyleArea] = {
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.matchedAreaType = vueStyleArea,
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.state = &parserState,
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},
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};
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addLanguageCallbackRegex (language, "^<template>", "{exclusive}",
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enterArea, NULL, callbackData + vueTemplateArea);
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addLanguageCallbackRegex (language, "^</template>", "{exclusive}",
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leaveArea, NULL, callbackData + vueTemplateArea);
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addLanguageCallbackRegex (language, "^<script>", "{exclusive}",
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enterArea, NULL, callbackData + vueScriptArea);
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addLanguageCallbackRegex (language, "^</script>", "{exclusive}",
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leaveArea, NULL, callbackData + vueScriptArea);
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addLanguageCallbackRegex (language, "^<style>", "{exclusive}",
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enterArea, NULL, callbackData + vueStyleArea);
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addLanguageCallbackRegex (language, "^</style>", "{exclusive}",
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leaveArea, NULL, callbackData + vueStyleArea);
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}
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static void runVueParser (void)
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{
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findRegexTags ();
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}
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extern parserDefinition* VueParser (void)
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{
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static const char *const extensions [] = { "vue", NULL };
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parserDefinition* const def = parserNew ("Vue");
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def->extensions = extensions;
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def->initialize = initializeVueParser;
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def->method = METHOD_REGEX;
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def->parser = runVueParser;
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return def;
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}

‎source.mak

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@@ -212,6 +212,7 @@ PARSER_SRCS = \
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parsers/verilog.c \
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parsers/vhdl.c \
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parsers/vim.c \
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parsers/vue.c \
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parsers/windres.c \
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parsers/yacc.c \
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parsers/yumrepo.c \

‎win32/ctags_vs2013.vcxproj

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@@ -231,6 +231,7 @@
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<ClCompile Include="..\parsers\verilog.c" />
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<ClCompile Include="..\parsers\vhdl.c" />
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<ClCompile Include="..\parsers\vim.c" />
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<ClCompile Include="..\parsers\vue.c" />
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<ClCompile Include="..\parsers\windres.c" />
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<ClCompile Include="..\parsers\yacc.c" />
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<ClCompile Include="..\parsers\yumrepo.c" />

‎win32/ctags_vs2013.vcxproj.filters

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@@ -447,6 +447,9 @@
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<ClCompile Include="..\parsers\vim.c">
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<Filter>Source Files\Parsers</Filter>
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</ClCompile>
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<ClCompile Include="..\parsers\vue.c">
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<Filter>Source Files\Parsers</Filter>
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</ClCompile>
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<ClCompile Include="..\parsers\windres.c">
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<Filter>Source Files\Parsers</Filter>
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</ClCompile>

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