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https://github.com/golang/go
synced 2024-11-12 08:10:21 -07:00
882ac63885
- change test_scanner to scan using both methods - add -pscan flag to Go front-end to choose between conventional synchronous or parallel asynchronous scanning R=r OCL=13937 CL=13937
56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package Compilation
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import Utils "utils"
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import Globals "globals"
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import Object "object"
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import Type "type"
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import Universe "universe"
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import Scanner "scanner"
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import AST "ast"
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import Parser "parser"
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import Export "export"
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import Printer "printer"
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import Verifier "verifier"
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export func Compile(comp *Globals.Compilation, file_name string) {
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src, ok := sys.readfile(file_name);
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if !ok {
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print "cannot open ", file_name, "\n"
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return;
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}
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scanner := new(Scanner.Scanner);
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scanner.Open(file_name, src);
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var tstream *chan *Scanner.Token;
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if comp.flags.pscan {
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tstream = new(chan *Scanner.Token, 100);
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go scanner.Server(tstream);
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}
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parser := new(Parser.Parser);
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parser.Open(comp, scanner, tstream);
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parser.ParseProgram();
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if parser.S.nerrors > 0 {
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return;
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}
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if !comp.flags.semantic_checks {
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return;
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}
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Verifier.Verify(comp);
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if comp.flags.print_export {
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Printer.PrintObject(comp, comp.pkg_list[0].obj, false);
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}
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Export.Export(comp, file_name);
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}
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