diff options
Diffstat (limited to 'lib/puppet/external/nagios/grammar.ry')
| -rw-r--r-- | lib/puppet/external/nagios/grammar.ry | 186 |
1 files changed, 93 insertions, 93 deletions
diff --git a/lib/puppet/external/nagios/grammar.ry b/lib/puppet/external/nagios/grammar.ry index 87c909280..dc203be5c 100644 --- a/lib/puppet/external/nagios/grammar.ry +++ b/lib/puppet/external/nagios/grammar.ry @@ -5,51 +5,51 @@ token DEFINE NAME STRING PARAM LCURLY RCURLY VALUE RETURN COMMENT INLINECOMMENT rule decls: decl { return val[0] if val[0] } - | decls decl { - if val[1].nil? - result = val[0] - else - if val[0].nil? - result = val[1] - else - result = [ val[0], val[1] ].flatten - end - end - } - ; + | decls decl { + if val[1].nil? + result = val[0] + else + if val[0].nil? + result = val[1] + else + result = [ val[0], val[1] ].flatten + end + end + } + ; decl: object { result = [val[0]] } - | RETURN { result = nil } - | comment - ; - + | RETURN { result = nil } + | comment + ; + comment: COMMENT RETURN { result = nil } - ; + ; object: DEFINE NAME LCURLY RETURN vars RCURLY { - result = Nagios::Base.create(val[1],val[4]) - } - ; + result = Nagios::Base.create(val[1],val[4]) + } + ; vars: var - | vars var { - val[1].each {|p,v| - val[0][p] = v - } - result = val[0] - } - ; + | vars var { + val[1].each {|p,v| + val[0][p] = v + } + result = val[0] + } + ; var: PARAM VALUE icomment returns { result = {val[0],val[1]} } - ; + ; returns: RETURN | returns RETURN ; icomment: # nothing - | INLINECOMMENT - ; + | INLINECOMMENT + ; end @@ -58,61 +58,61 @@ end class ::Nagios::Parser::SyntaxError < RuntimeError; end def parse(src) - @src = src + @src = src - # state variables - @invar = false - @inobject = false - @done = false + # state variables + @invar = false + @inobject = false + @done = false - @line = 0 - @yydebug = true + @line = 0 + @yydebug = true do_parse end # The lexer. Very simple. def token - @src.sub!(/\A\n/,'') - if $& - @line += 1 - return [ :RETURN, "\n" ] - end - - if @done - return nil - end - yytext = String.new - - - # remove comments from this line - @src.sub!(/\A[ \t]*;.*\n/,"\n") - if $& - return [:INLINECOMMENT, ""] - end - - @src.sub!(/\A#.*\n/,"\n") - if $& - return [:COMMENT, ""] - end - - @src.sub!(/#.*/,'') - - if @src.length == 0 - @done = true - return [false, '$'] - end - - if @invar - @src.sub!(/\A[ \t]+/,'') - @src.sub!(/\A([^;\n]+)(\n|;)/,'\2') - if $1 - yytext += $1 - end - @invar = false - return [:VALUE, yytext] - else - @src.sub!(/\A[\t ]*(\S+)([\t ]*|$)/,'') + @src.sub!(/\A\n/,'') + if $& + @line += 1 + return [ :RETURN, "\n" ] + end + + if @done + return nil + end + yytext = String.new + + + # remove comments from this line + @src.sub!(/\A[ \t]*;.*\n/,"\n") + if $& + return [:INLINECOMMENT, ""] + end + + @src.sub!(/\A#.*\n/,"\n") + if $& + return [:COMMENT, ""] + end + + @src.sub!(/#.*/,'') + + if @src.length == 0 + @done = true + return [false, '$'] + end + + if @invar + @src.sub!(/\A[ \t]+/,'') + @src.sub!(/\A([^;\n]+)(\n|;)/,'\2') + if $1 + yytext += $1 + end + @invar = false + return [:VALUE, yytext] + else + @src.sub!(/\A[\t ]*(\S+)([\t ]*|$)/,'') if $1 yytext = $1 case yytext @@ -152,11 +152,11 @@ def token end end end - end + end end def next_token - token + token end def yydebug @@ -168,18 +168,18 @@ def yywrap end def on_error(token, value, vstack ) - msg = "" - unless value.nil? - msg = "line #{@line}: syntax error at '#{value}'" - else - msg = "line #{@line}: syntax error at '#{token}'" - end - unless @src.size > 0 - msg = "line #{@line}: Unexpected end of file" - end - if token == '$end'.intern - puts "okay, this is silly" - else - raise ::Nagios::Parser::SyntaxError, msg - end + msg = "" + unless value.nil? + msg = "line #{@line}: syntax error at '#{value}'" + else + msg = "line #{@line}: syntax error at '#{token}'" + end + unless @src.size > 0 + msg = "line #{@line}: Unexpected end of file" + end + if token == '$end'.intern + puts "okay, this is silly" + else + raise ::Nagios::Parser::SyntaxError, msg + end end |