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Track Ragel call stacks in the Java lexer. 

This will be needed for the upcoming string lexing changes.
This commit is contained in:
Yorick Peterse 2014-10-26 11:39:19 +01:00
parent d951a8cc87
commit fca88a69d1
1 changed files with 12 additions and 3 deletions
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15
ext/java/org/liboga/xml/Lexer.rl
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@ -40,6 +40,9 @@ public class Lexer extends RubyObject
/* Used by Ragel to keep track of the current state. */ /* Used by Ragel to keep track of the current state. */
int act; int act;
int cs; int cs;
int top;
int lines;
int[] stack;
/** /**
* Sets up the current class in the Ruby runtime. * Sets up the current class in the Ruby runtime.
@ -94,12 +97,14 @@ public class Lexer extends RubyObject
int te = 0; int te = 0;
int p = 0; int p = 0;
int mark = 0; int mark = 0;
int lines = 0; int lines = this.lines;
int pe = data.length; int pe = data.length;
int eof = data.length; int eof = data.length;
%% write exec; %% write exec;
this.lines = lines;
return context.nil; return context.nil;
} }
@ -109,8 +114,10 @@ public class Lexer extends RubyObject
@JRubyMethod @JRubyMethod
public IRubyObject reset_native(ThreadContext context) public IRubyObject reset_native(ThreadContext context)
{ {
this.act = 0; this.act = 0;
this.cs = java_lexer_start; this.top = 0;
this.stack = new int[4];
this.cs = java_lexer_start;
return context.nil; return context.nil;
} }
@ -158,6 +165,8 @@ public class Lexer extends RubyObject
%%{ %%{
variable act this.act; variable act this.act;
variable cs this.cs; variable cs this.cs;
variable stack this.stack;
variable top this.top;
include base_lexer "base_lexer.rl"; include base_lexer "base_lexer.rl";
}%% }%%