PHP: run HTML parser as a guest

Close universal-ctags#2256. Signed-off-by: Masatake YAMATO <yamato@redhat.com>
dtikhonov · Mar 5, 2022 · f476dfe · f476dfe
1 parent 2734995
commit f476dfe
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diff --git a/Units/parser-php.r/run-guest.d/args.ctags b/Units/parser-php.r/run-guest.d/args.ctags
@@ -0,0 +1,3 @@
+--sort=no
+--extras=+rg
+--fields=+rln
diff --git a/Units/parser-php.r/run-guest.d/expected.tags b/Units/parser-php.r/run-guest.d/expected.tags
@@ -0,0 +1,8 @@
+draw	input.php	/^  function draw($x) {$/;"	f	line:3	language:PHP	roles:def
+nothing	input.php	/^  function nothing($x) {$/;"	f	line:31	language:PHP	roles:def
+X	input.php	/^<html><head><title>X<\/title>$/;"	j	line:1	language:HTML	roles:def
+My Home Page	input.php	/^    <title>My Home Page<\/title>$/;"	j	line:8	language:HTML	roles:def
+css/general.css	input.php	/^    <link rel="stylesheet" href="css\/general.css" type="text\/css">$/;"	C	line:9	language:HTML	roles:extFile
+stuff	input.php	/^    <h1>stuff<\/h1>$/;"	h	line:13	language:HTML	roles:def
+f	input.php	/^    var f = function (n) {$/;"	f	line:21	language:JavaScript	roles:def
+.blarg	input.php	/^.blarg {$/;"	c	line:26	language:CSS	roles:def
diff --git a/Units/parser-php.r/run-guest.d/input.php b/Units/parser-php.r/run-guest.d/input.php
@@ -0,0 +1,34 @@
+<html><head><title>X</title>
+<?php // This test input is derived from #2256 submitted by @StephenWall.
+  function draw($x) {
+      echo "$x";
+  }
+?>
+    <meta http-equiv="content-type" content="text/html; charset=ISO-8859-1">
+    <title>My Home Page</title>
+    <link rel="stylesheet" href="css/general.css" type="text/css">
+    <style type="text/css"></stylE>
+  </head>
+  <body>
+    <h1>stuff</h1>
+    <a href="/blah">nowhere</a>
+    <?=draw('nowhere')?>
+    <a href="/blech">somewhere</a>
+    <?=draw('somewhere')?>
+  </body>
+</html>
+<script>
+    var f = function (n) {
+	return n + 1;
+    }
+</script>
+<style>
+.blarg {
+    position: relative;
+}
+</style>
+<?php
+  function nothing($x) {
+      ;
+  }
+?>
diff --git a/parsers/php.c b/parsers/php.c
@@ -25,6 +25,7 @@
 #include "routines.h"
 #include "debug.h"
 #include "objpool.h"
+#include "promise.h"
 
 #define isIdentChar(c) (isalnum (c) || (c) == '_' || (c) >= 0x80)
 #define newToken() (objPoolGet (TokenPool))
@@ -901,9 +902,21 @@ static void readToken (tokenInfo *const token)
 
 	if (! InPhp)
 	{
+		unsigned long startSourceLineNumber = getSourceLineNumber ();
+		unsigned long startLineNumber = startSourceLineNumber;
+		int startLineOffset = getInputLineOffset ();
+
 		c = findPhpStart ();
 		if (c != EOF)
 			InPhp = true;
+
+		unsigned long endLineNumber = getInputLineNumber ();
+		int endLineOffset = getInputLineOffset ();
+
+		if ((startLineNumber != endLineNumber)
+			|| (startLineOffset != endLineOffset))
+			makePromise ("HTML", startLineNumber, startLineOffset,
+						 endLineNumber, endLineOffset, startSourceLineNumber);
 	}
 	else
 		c = getcFromInputFile ();