diff options
author | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-08-08 10:55:48 +0000 |
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committer | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-08-08 10:55:48 +0000 |
commit | 1b7c7c5c44cc7942290309690d6b7d598fc312eb (patch) | |
tree | bd3f2fae87117157b109eb77abcbd2583a480ea3 /lib/irb | |
parent | 408ffaaaffccbde7f8d2a8b87daaa8cf2144346b (diff) |
merges r24258 from trunk into ruby_1_9_1.
--
* lib/irb/ruby-lex.rb: make irb be able to parse
string_dvar. [ruby-core: 24051]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@24448 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/irb')
-rw-r--r-- | lib/irb/ruby-lex.rb | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/lib/irb/ruby-lex.rb b/lib/irb/ruby-lex.rb index 93dc229f31..aee36f95c3 100644 --- a/lib/irb/ruby-lex.rb +++ b/lib/irb/ruby-lex.rb @@ -1047,6 +1047,8 @@ class RubyLex while ch = getc if @quoted == ch and nest == 0 break + elsif ch == "#" and peek(0) == "{" + identify_string_dvar elsif @ltype != "'" && @ltype != "]" && @ltype != ":" and ch == "#" subtype = true elsif ch == '\\' and @ltype == "'" #' @@ -1082,6 +1084,42 @@ class RubyLex @lex_state = EXPR_END end end + + def identify_string_dvar + begin + getc + + reserve_continue = @continue + reserve_ltype = @ltype + reserve_indent = @indent + reserve_indent_stack = @indent_stack + reserve_state = @lex_state + reserve_quoted = @quoted + + @ltype = nil + @quoted = nil + @indent = 0 + @indent_stack = [] + @lex_state = EXPR_BEG + + loop do + @continue = false + prompt + tk = token + if @ltype or @continue or @indent > 0 + next + end + break if tk.kind_of?(TkRBRACE) + end + ensure + @continue = reserve_continue + @ltype = reserve_ltype + @indent = reserve_indent + @indent_stack = reserve_indent_stack + @lex_state = reserve_state + @quoted = reserve_quoted + end + end def identify_comment @ltype = "#" |