JavaScript: Port regular expression parser to Java.

javascript/extractor/tests/regexp/input/es2018.js

@@ -3,3 +3,4 @@
 /(?<!.)/;
 /\p{Number}/u;
 /\P{Script=Greek}/u;
+/\k</;

javascript/extractor/tests/regexp/input/tst.js

@@ -0,0 +1,2 @@
+/\u{10400}/;
+/\c/;

javascript/extractor/tests/regexp/output/trap/es2018.js.trap

@@ -10,8 +10,8 @@ hasLocation(#10000,#10002)
 scopes(#20000,0)
 #20001=@"script;{#10000},1,1"
 toplevels(#20001,0)
-#20002=@"loc,{#10000},1,1,6,0"
-locations_default(#20002,#10000,1,1,6,0)
+#20002=@"loc,{#10000},1,1,7,0"
+locations_default(#20002,#10000,1,1,7,0)
 hasLocation(#20001,#20002)
 #20003=*
 stmts(#20003,2,#20001,0,"/^(?<ws ... <ws>$/;")
@@ -169,81 +169,125 @@ hasLocation(#20051,#20052)
 unicodePropertyEscapeName(#20051,"Script")
 unicodePropertyEscapeValue(#20051,"Greek")
 #20053=*
-lines(#20053,#20001,"/^(?<ws>\s+)\w+\k<ws>$/;","
-")
-hasLocation(#20053,#20004)
-#20054=*
-lines(#20054,#20001,"/(?<=.)/;","
-")
-hasLocation(#20054,#20026)
+stmts(#20053,2,#20001,5,"/\k</;")
+#20054=@"loc,{#10000},6,1,6,6"
+locations_default(#20054,#10000,6,1,6,6)
+hasLocation(#20053,#20054)
+stmtContainers(#20053,#20001)
 #20055=*
-lines(#20055,#20001,"/(?<!.)/;","
-")
-hasLocation(#20055,#20034)
-#20056=*
-lines(#20056,#20001,"/\p{Number}/u;","
-")
-hasLocation(#20056,#20042)
+exprs(#20055,5,#20053,0,"/\k</")
+#20056=@"loc,{#10000},6,1,6,5"
+locations_default(#20056,#10000,6,1,6,5)
+hasLocation(#20055,#20056)
+enclosingStmt(#20055,#20053)
+exprContainers(#20055,#20001)
+literals("/\k</","/\k</",#20055)
 #20057=*
-lines(#20057,#20001,"/\P{Script=Greek}/u;","
-")
-hasLocation(#20057,#20048)
-numlines(#20001,5,5,0)
-#20058=*
-tokeninfo(#20058,5,#20001,0,"/^(?<ws>\s+)\w+\k<ws>$/")
-hasLocation(#20058,#20006)
+regexpterm(#20057,22,#20055,0,"\k<")
+#20058=@"loc,{#10000},6,2,6,4"
+locations_default(#20058,#10000,6,2,6,4)
+hasLocation(#20057,#20058)
+namedBackref(#20057,"")
 #20059=*
-tokeninfo(#20059,8,#20001,1,";")
-#20060=@"loc,{#10000},1,24,1,24"
-locations_default(#20060,#10000,1,24,1,24)
+regexpParseErrors(#20059,#20057,"expected identifier")
+#20060=@"loc,{#10000},6,5,6,5"
+locations_default(#20060,#10000,6,5,6,5)
 hasLocation(#20059,#20060)
 #20061=*
-tokeninfo(#20061,5,#20001,2,"/(?<=.)/")
-hasLocation(#20061,#20028)
-#20062=*
-tokeninfo(#20062,8,#20001,3,";")
-#20063=@"loc,{#10000},2,9,2,9"
-locations_default(#20063,#10000,2,9,2,9)
-hasLocation(#20062,#20063)
+regexpParseErrors(#20061,#20057,"expected '>'")
+#20062=@"loc,{#10000},6,4,6,4"
+locations_default(#20062,#10000,6,4,6,4)
+hasLocation(#20061,#20062)
+#20063=*
+lines(#20063,#20001,"/^(?<ws>\s+)\w+\k<ws>$/;","
+")
+hasLocation(#20063,#20004)
 #20064=*
-tokeninfo(#20064,5,#20001,4,"/(?<!.)/")
-hasLocation(#20064,#20036)
+lines(#20064,#20001,"/(?<=.)/;","
+")
+hasLocation(#20064,#20026)
 #20065=*
-tokeninfo(#20065,8,#20001,5,";")
-#20066=@"loc,{#10000},3,9,3,9"
-locations_default(#20066,#10000,3,9,3,9)
-hasLocation(#20065,#20066)
+lines(#20065,#20001,"/(?<!.)/;","
+")
+hasLocation(#20065,#20034)
+#20066=*
+lines(#20066,#20001,"/\p{Number}/u;","
+")
+hasLocation(#20066,#20042)
 #20067=*
-tokeninfo(#20067,5,#20001,6,"/\p{Number}/u")
-hasLocation(#20067,#20044)
+lines(#20067,#20001,"/\P{Script=Greek}/u;","
+")
+hasLocation(#20067,#20048)
 #20068=*
-tokeninfo(#20068,8,#20001,7,";")
-#20069=@"loc,{#10000},4,14,4,14"
-locations_default(#20069,#10000,4,14,4,14)
-hasLocation(#20068,#20069)
+lines(#20068,#20001,"/\k</;","
+")
+hasLocation(#20068,#20054)
+numlines(#20001,6,6,0)
+#20069=*
+tokeninfo(#20069,5,#20001,0,"/^(?<ws>\s+)\w+\k<ws>$/")
+hasLocation(#20069,#20006)
 #20070=*
-tokeninfo(#20070,5,#20001,8,"/\P{Script=Greek}/u")
-hasLocation(#20070,#20050)
-#20071=*
-tokeninfo(#20071,8,#20001,9,";")
-#20072=@"loc,{#10000},5,20,5,20"
-locations_default(#20072,#10000,5,20,5,20)
-hasLocation(#20071,#20072)
+tokeninfo(#20070,8,#20001,1,";")
+#20071=@"loc,{#10000},1,24,1,24"
+locations_default(#20071,#10000,1,24,1,24)
+hasLocation(#20070,#20071)
+#20072=*
+tokeninfo(#20072,5,#20001,2,"/(?<=.)/")
+hasLocation(#20072,#20028)
 #20073=*
-tokeninfo(#20073,0,#20001,10,"")
-#20074=@"loc,{#10000},6,1,6,0"
-locations_default(#20074,#10000,6,1,6,0)
+tokeninfo(#20073,8,#20001,3,";")
+#20074=@"loc,{#10000},2,9,2,9"
+locations_default(#20074,#10000,2,9,2,9)
 hasLocation(#20073,#20074)
 #20075=*
-entry_cfg_node(#20075,#20001)
-#20076=@"loc,{#10000},1,1,1,0"
-locations_default(#20076,#10000,1,1,1,0)
-hasLocation(#20075,#20076)
-#20077=*
-exit_cfg_node(#20077,#20001)
-hasLocation(#20077,#20074)
+tokeninfo(#20075,5,#20001,4,"/(?<!.)/")
+hasLocation(#20075,#20036)
+#20076=*
+tokeninfo(#20076,8,#20001,5,";")
+#20077=@"loc,{#10000},3,9,3,9"
+locations_default(#20077,#10000,3,9,3,9)
+hasLocation(#20076,#20077)
+#20078=*
+tokeninfo(#20078,5,#20001,6,"/\p{Number}/u")
+hasLocation(#20078,#20044)
+#20079=*
+tokeninfo(#20079,8,#20001,7,";")
+#20080=@"loc,{#10000},4,14,4,14"
+locations_default(#20080,#10000,4,14,4,14)
+hasLocation(#20079,#20080)
+#20081=*
+tokeninfo(#20081,5,#20001,8,"/\P{Script=Greek}/u")
+hasLocation(#20081,#20050)
+#20082=*
+tokeninfo(#20082,8,#20001,9,";")
+#20083=@"loc,{#10000},5,20,5,20"
+locations_default(#20083,#10000,5,20,5,20)
+hasLocation(#20082,#20083)
+#20084=*
+tokeninfo(#20084,5,#20001,10,"/\k</")
+hasLocation(#20084,#20056)
+#20085=*
+tokeninfo(#20085,8,#20001,11,";")
+#20086=@"loc,{#10000},6,6,6,6"
+locations_default(#20086,#10000,6,6,6,6)
+hasLocation(#20085,#20086)
+#20087=*
+tokeninfo(#20087,0,#20001,12,"")
+#20088=@"loc,{#10000},7,1,7,0"
+locations_default(#20088,#10000,7,1,7,0)
+hasLocation(#20087,#20088)
+#20089=*
+entry_cfg_node(#20089,#20001)
+#20090=@"loc,{#10000},1,1,1,0"
+locations_default(#20090,#10000,1,1,1,0)
+hasLocation(#20089,#20090)
+#20091=*
+exit_cfg_node(#20091,#20001)
+hasLocation(#20091,#20088)
+successor(#20053,#20055)
+successor(#20055,#20091)
 successor(#20047,#20049)
-successor(#20049,#20077)
+successor(#20049,#20053)
 successor(#20041,#20043)
 successor(#20043,#20047)
 successor(#20033,#20035)
@@ -252,6 +296,6 @@ successor(#20025,#20027)
 successor(#20027,#20033)
 successor(#20003,#20005)
 successor(#20005,#20025)
-successor(#20075,#20003)
-numlines(#10000,5,5,0)
+successor(#20089,#20003)
+numlines(#10000,6,6,0)
 filetype(#10000,"javascript")