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first draft of adding classes to CoffeeScript

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Jeremy Ashkenas
2010-02-27 18:57:45 -05:00
parent 7d39fe1c56
commit 1c7e4c4203
10 changed files with 321 additions and 168 deletions
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16
src/grammar.coffee
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@@ -31,7 +31,7 @@ operators: [
["right", 'INDENT']
["left", 'OUTDENT']
["right", 'WHEN', 'LEADING_WHEN', 'IN', 'OF', 'BY', 'THROW']
["right", 'FOR', 'NEW', 'SUPER']
["right", 'FOR', 'NEW', 'SUPER', 'CLASS']
["left", 'EXTENDS']
["right", 'ASSIGN', 'RETURN']
["right", '->', '=>', 'UNLESS', 'IF', 'ELSE', 'WHILE']
@@ -72,6 +72,7 @@ grammar: {
o "For"
o "Switch"
o "Extends"
o "Class"
o "Splat"
o "Existence"
o "Comment"
@@ -257,6 +258,15 @@ grammar: {
# An object literal.
Object: [
o "{ AssignList }", -> new ObjectNode($2)
o "{ IndentedAssignList }", -> new ObjectNode($2)
]
# A class literal.
Class: [
o "CLASS Value", -> new ClassNode($2)
o "CLASS Value EXTENDS Value", -> new ClassNode($2, $4)
o "CLASS Value IndentedAssignList", -> new ClassNode($2, null, $3)
o "CLASS Value EXTENDS Value IndentedAssignList", -> new ClassNode($2, $4, $5)
]
# Assignment within an object literal (comma or newline separated).
@@ -266,6 +276,10 @@ grammar: {
o "AssignList , AssignObj", -> $1.concat [$3]
o "AssignList TERMINATOR AssignObj", -> $1.concat [$3]
o "AssignList , TERMINATOR AssignObj", -> $1.concat [$4]
]
# A list of assignments in a block indentation.
IndentedAssignList: [
o "INDENT AssignList OUTDENT", -> $2
]