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authorWilliam Joye <wjoye@cfa.harvard.edu>2018-02-26 16:56:59 (GMT)
committerWilliam Joye <wjoye@cfa.harvard.edu>2018-02-26 16:56:59 (GMT)
commit008b58aed410034000a2398ef97e93ea8d5eb549 (patch)
tree88ea88a44ca358dd6082ff92f39894a480b14a2e /ds9/parsers/zoomlex.fcl
parentd3a9b9f899af36b50a1f344e34692de035782912 (diff)
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cmd parsers
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+%{
+source $ds9(root)/library/zoomparser.tab.tcl
+%}
+
+%option noyywrap
+%option caseless
+%option nodefault
+%option nointeractive
+#%option stack
+%option yylineno
+#%option debug
+
+D [0-9]
+E [Ee][+-]?{D}+
+
+%%
+
+close {return $zoom::CLOSE_}
+in {return $zoom::IN_}
+fit {return $zoom::FIT_}
+open {return $zoom::OPEN_}
+out {return $zoom::OUT_}
+to {return $zoom::TO_}
+
+# INT
+[+-]?{D}+ {set zoom::yylval $yytext; return $zoom::INT_}
+
+# REAL
+[+-]?{D}+"."?({E})? |
+[+-]?{D}*"."{D}+({E})? {set zoom::yylval $yytext; return $zoom::REAL_}
+
+# Quoted STRING
+\"[^\"]*\" {set zoom::yylval [string range $yytext 1 end-1]; return $zoom::STRING_}
+
+# Quoted STRING
+\'[^\']*\' {set zoom::yylval [string range $yytext 1 end-1]; return $zoom::STRING_}
+
+# Quoted STRING
+\{[^\}]*\} {set zoom::yylval [string range $yytext 1 end-1]; return $zoom::STRING_}
+
+# STRING
+\S+\S+ {set zoom::yylval $yytext; return $zoom::STRING_}
+
+\s # ignore whitespace
+
+. {set zoom::yylval $yytext; return $zoom::yylval}
+
+%%
+