changeset 138:5bcaddff29f5

Support size suffixes for hexadecimal integer literals
author Mike Pavone <pavone@retrodev.com>
date Thu, 08 Aug 2013 22:31:41 -0700
parents 101fa04ee9e1
children 833624457b81
files parser.js
diffstat 1 files changed, 2 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/parser.js	Thu Aug 08 21:46:05 2013 -0700
+++ b/parser.js	Thu Aug 08 22:31:41 2013 -0700
@@ -87,8 +87,8 @@
 'symbol = chars:[a-zA-Z_!?@]+ trailing:(":"? [a-zA-Z_!?@0-9])* ! ":" { for (var i = 0; i < trailing.length; i++) { trailing[i] = trailing[i].join(""); } return new symbol(chars.join("") + trailing.join("")); };' +
 'float = digits:[0-9]+ "." decimals:[0-9]+ { return new floatlit(parseFloat(digits.join("") + "." + decimals.join(""))); };' +
 'binary = "0b" digits:[01]+ { return new intlit(parseInt(digits.join(""), 2)); };' +
-'hex = "0x" digits:[0-9a-fA-F]+ { return new intlit(parseInt(digits.join(""), 16)); };' +
-'int = sign:"-"? digits:[0-9]+ size:("i" ("8" / "16" / "32" / "64"))? { bits = size ? parseInt(size[1], 10) : 0; return new intlit(parseInt(sign + digits.join(""), 10), bits); };' +
+'hex = "0x" digits:[0-9a-fA-F]+ size:("i" ("8" / "16" / "32" / "64"))? { var bits = size ? parseInt(size[1], 10) : 0; return new intlit(parseInt(digits.join(""), 16), bits); };' +
+'int = sign:"-"? digits:[0-9]+ size:("i" ("8" / "16" / "32" / "64"))? { var bits = size ? parseInt(size[1], 10) : 0; return new intlit(parseInt(sign + digits.join(""), 10), bits); };' +
 'string = "\\"" text:(strpart/escape)* "\\"" { return new strlit(text.join("")); };' +
 'strpart = text:[^\\"\\\\]+ { return text.join(""); };' +
 'escape = "\\\\" char:[nt\\"r\\\\] { if (char == "n") { return "\\n"; } if (char == "r") { return "\\r"; } return char; };' +