Command-line tool for JS DCE

2017-04-24 17:20:14 +03:00
parent ca7062d776
commit 8a8fdf1968
46 changed files with 559 additions and 207 deletions
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+-help
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+Usage: kotlin-dce-js <options> <source files>
+where possible options include:
+  -output-dir <path>         Output directory
+  -help (-h)                 Print a synopsis of standard options
+  -X                         Print a synopsis of advanced options
+  -version                   Display compiler version
+  -verbose                   Enable verbose logging output
+  -nowarn                    Generate no warnings
+OK
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+-output-dir
+$TESTDATA_DIR$/min
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+error: no source files
+COMPILATION_ERROR
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+info:
+info: <unknown>
+info:   global
+info:     bar (reachable)
+info:     foo (reachable)
+info:   include
+info:     baz (reachable from include.js:14)
+OK
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+-X
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+Usage: kotlin-dce-js <options> <source files>
+where advanced options include:
+  -Xprint-reachability-info  Print declarations marked as reachable
+
+Advanced options are non-standard and may be changed or removed without any notice.
+OK
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+function bar() {
+  return 'bar';
+}
+console.log(bar());
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+nonExistingSourceFile.js
+-output-dir
+$TEMP_DIR/min
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+error: source file or directory not found: nonExistingSourceFile.js
+COMPILATION_ERROR
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+// ABSENT: min/nonExistingSourceFile.js
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+$TESTDATA_DIR$
+-output-dir
+$TEMP_DIR/min
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+error: input file 'compiler/testData/cli/js-dce' is a directory
+COMPILATION_ERROR
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+$TESTDATA_DIR$/simple.js
+-output-dir
+$TESTDATA_DIR$/min
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+error: cannot open output file '$TESTDATA_DIR$/min/simple.js': is a directory
+COMPILATION_ERROR
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+// ABSENT: out.js
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+$TESTDATA_DIR$/simple.js:bar
+-output-dir
+$TEMP_DIR$/min
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+OK
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+// EXISTS: min/bar.js
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+$TESTDATA_DIR$/simple.js
+-output-dir
+$TEMP_DIR$/min
+-Xprint-reachability-info
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+info:
+info: <unknown>
+info:   bar (reachable from simple.js:7)
+info:   console
+info:     log (reachable from simple.js:7)
+OK
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+// EXISTS: min/simple.js
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+$TESTDATA_DIR$/simple.js
+-output-dir
+$TEMP_DIR$/min
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+function foo() {
+    return "foo";
+}
+function bar() {
+    return "bar";
+}
+console.log(bar());
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+OK
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+// EXISTS: min/simple.js