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cleanup in personal dir:

Browse Source 
- delete some unused files (copies archived elsewhere)

TBR=r
OCL=34994
CL=34994
This commit is contained in:
Robert Griesemer 2009-09-24 17:25:24 -07:00
parent f448057b8a
commit 0d17ebde1c
5 changed files with 132 additions and 327 deletions
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35
usr/gri/pretty/Makefile.iant
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@ -1,35 +0,0 @@
# Copyright 2009 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# -*- Makefile -*-
GO = /home/iant/go/bin/gccgo
LDFLAGS = -Wl,-R,/home/iant/go/lib,-static-libgo
PRETTY_OBJS = \
astprinter.o \
format.o \
pretty.o \
pretty: $(PRETTY_OBJS)
$(GO) $(LDFLAGS) -o $@ $(PRETTY_OBJS)
test: pretty
test.sh
install: pretty
cp pretty $(HOME)/bin/pretty
clean:
rm -f pretty *.o *~
pretty.o: astprinter.o format.o
.SUFFIXES:
.SUFFIXES: .go .o
.go.o:
$(GO) -O2 -c -g $<

215
usr/gri/pretty/ast.txt
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@ -2,43 +2,65 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
// Format file for printing AST nodes. // This is the datafmt format file for printing AST nodes.
// It is used by go/ast/format.go. It assumes that the output
// is fed through a tabwriter.Writer for proper alignment.
// Form feed chars ('\f') are used to control the tabwriter's
// column formatting.
// TODO change these to "go/ast", "go/token" once
// the full path is returned by reflection
ast "ast"; ast "ast";
token "token"; token "token";
// ----------------------------------------------------------------------------
// Custom formatters
//
// TODO should be able to reduce this number/find better primitives
// The following formatters are defined in go/ast/format.go:
//
// allCode
// setComments
// isVisible (currently not used)
// isValidPos
// isParenResult
// isSend
// isRecv
// writeComment
// clearOptSemi
// setOptSemi
// optSemi
// token.Position
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
// Basic types, support rules // Basic types, support rules
array = array =
*; *;
bytes =
{*};
char =
"%c";
interface =
*;
ptr = ptr =
*; *;
string = string =
"%s"; "%s";
char =
"%c";
bytes =
{*};
empty = empty =
; ;
exists = exists =
*:empty; *:empty;
ast.Expr =
*;
ast.Stmt =
*;
ast.Decl =
*;
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
// Tokens and comments // Tokens and comments
@ -47,10 +69,7 @@ token.Token =
@:string; @:string;
ast.Comment = ast.Comment =
// TODO this doesn't indent properly after //-style comments because Position Text:writeComment;
// the '\n'-char is printed as part of the comment - need to
// address this
Text:string [Text:isMultiLineComment "\n"];
ast.Comments = ast.Comments =
{*}; {*};
@ -60,28 +79,31 @@ ast.Comments =
// Expressions & Types // Expressions & Types
ast.Field = ast.Field =
[Names:exists {Names / ", "} " "] Type; [Names:exists {Names / ", "} "\t"] Type ["\t" Tag];
ast.Expr =
*;
ast.BadExpr = ast.BadExpr =
"BAD EXPR"; Position "BAD EXPR";
ast.Ident = ast.Ident =
Value; Position Value;
ast.Ellipsis = ast.Ellipsis =
"..."; Position "...";
ast.IntLit = ast.IntLit =
Value:string; Position Value:string;
ast.FloatLit = ast.FloatLit =
Value:string; Position Value:string;
ast.CharLit = ast.CharLit =
Value:string; Position Value:string;
ast.StringLit = ast.StringLit =
Value:string; Position Value:string;
ast.StringList = ast.StringList =
{Strings / "\n"}; {Strings / "\n"};
@ -90,71 +112,77 @@ ast.FuncLit =
Type " " Body @:clearOptSemi; // no optional ; after a func literal body Type " " Body @:clearOptSemi; // no optional ; after a func literal body
ast.CompositeLit = ast.CompositeLit =
Type "{" {Elts / ", "} "}"; Type Lbrace "{" {Elts / ", "} Rbrace "}";
ast.ParenExpr = ast.ParenExpr =
"(" X ")"; Position "(" X ")";
ast.SelectorExpr = ast.SelectorExpr =
X "." Sel; X "." Sel;
ast.IndexExpr = ast.IndexExpr =
X "[" Index [":" End] "]"; X "[" Index [" : " End] "]";
ast.TypeAssertExpr = ast.TypeAssertExpr =
X ".(" Type ")"; X ".(" Type ")";
ast.CallExpr = ast.CallExpr =
Fun "(" {Args / ", "} ")"; Fun Lparen "(" {Args / ", "} Rparen ")";
ast.StarExpr = ast.StarExpr =
"*" X; Position "*" X;
ast.UnaryExpr = ast.UnaryExpr =
Op X; Position Op X;
ast.BinaryExpr = ast.BinaryExpr =
X " " Op " " Y; X " " OpPos Op " " Y;
ast.KeyValueExpr = ast.KeyValueExpr =
Key ": " Value; Key Colon ": " Value;
ast.ArrayType = ast.ArrayType =
"[" [Len] "]" Elt; Position "[" [Len] "]" Elt;
ast.StructType = ast.StructType =
"struct" Position "struct"
[Lbrace:isValidPos " {"] [Lbrace:isValidPos " " Lbrace "{"]
[ Fields:exists [ Fields:exists
( "\t" >> "\n" ( "\t" >> "\f"
{Fields / ";\n"} {Fields / ";\n"}
) "\n" ) "\n"
] ]
[Rbrace:isValidPos "}"]; [Rbrace:isValidPos Rbrace "}"];
signature = signature =
"(" {Params / ", "} ")" [Results:exists " (" {Results / ", "} ")"]; "(" {Params / ", "} ")"
[ Results:exists " "
( Results:isParenResult "(" {Results / ", "} ")"
| {Results}
)
];
funcSignature = funcSignature =
*:signature; *:signature;
ast.FuncType = ast.FuncType =
[Position:isValidPos "func"] @:signature; [Position:isValidPos Position "func"] @:signature;
ast.InterfaceType = ast.InterfaceType =
"interface" Position "interface"
[Lbrace:isValidPos " {"] [Lbrace:isValidPos " " Lbrace "{"]
[ Methods:exists [ Methods:exists
( "\t" >> "\n" ( "\t" >> "\f"
{Methods / ";\n"} {Methods / ";\n"}
) "\n" ) "\n"
] ]
[Rbrace:isValidPos "}"]; [Rbrace:isValidPos Rbrace "}"];
ast.MapType = ast.MapType =
"map[" Key "]" Value; Position "map[" Key "]" Value;
ast.ChanType = ast.ChanType =
Position
( Dir:isSend Dir:isRecv ( Dir:isSend Dir:isRecv
"chan " "chan "
| Dir:isSend | Dir:isSend
@ -167,14 +195,17 @@ ast.ChanType =
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
// Statements // Statements
ast.Stmt =
*;
ast.BadStmt = ast.BadStmt =
"BAD STMT"; Position "BAD STMT";
ast.DeclStmt = ast.DeclStmt =
Decl; Decl;
ast.EmptyStmt = ast.EmptyStmt =
; Position ;
ast.LabeledStmt = ast.LabeledStmt =
Label ":\t" Stmt; Label ":\t" Stmt;
@ -186,19 +217,19 @@ ast.IncDecStmt =
X Tok; X Tok;
ast.AssignStmt = ast.AssignStmt =
{Lhs / ", "} " " Tok " " {Rhs / ", "}; {Lhs / ", "} " " TokPos Tok " " {Rhs / ", "};
ast.GoStmt = ast.GoStmt =
"go " Call; Position "go " Call;
ast.DeferStmt = ast.DeferStmt =
"defer " Call; Position "defer " Call;
ast.ReturnStmt = ast.ReturnStmt =
"return" {" " Results / ","}; Position "return" {" " Results / ","};
ast.BranchStmt = ast.BranchStmt =
Tok [" " Label]; Position Tok [" " Label];
stmtList = stmtList =
{@ / @:optSemi "\n"}; {@ / @:optSemi "\n"};
@ -206,7 +237,7 @@ stmtList =
blockStmt = // like ast.BlockStmt but w/o indentation blockStmt = // like ast.BlockStmt but w/o indentation
"{" "{"
[List:exists [List:exists
"\n" "\f"
List:stmtList List:stmtList
"\n" "\n"
] ]
@ -216,22 +247,26 @@ blockStmtPtr =
*:blockStmt; *:blockStmt;
ast.BlockStmt = ast.BlockStmt =
"{" Position "{"
[List:exists [List:exists
( "\t" >> "\n" ( "\t" >> "\f"
List:stmtList List:stmtList
) "\n" ) "\n"
] ]
"}" @:setOptSemi; Rbrace "}" @:setOptSemi;
ast.IfStmt = ast.IfStmt =
"if " [Init "; "] [Cond " "] Body [" else " Else]; Position "if " [Init "; "] [Cond " "] Body [" else " Else];
ast.CaseClause = ast.CaseClause =
( Values:exists "case " {Values / ", "} // TODO the code below should work with () instead of []
// but doesn't (after first case, always default is
// selected).
Position
[ Values:exists "case " {Values / ", "}
| "default" | "default"
) ]
":" Colon ":"
[Body:exists [Body:exists
( "\t" >> "\n" ( "\t" >> "\n"
Body:stmtList Body:stmtList
@ -239,14 +274,15 @@ ast.CaseClause =
]; ];
ast.SwitchStmt = ast.SwitchStmt =
"switch " [Init "; "] [Tag " "] Position "switch " [Init "; "] [Tag " "]
Body:blockStmtPtr; Body:blockStmtPtr;
ast.TypeCaseClause = ast.TypeCaseClause =
Position
( Type:exists "case " Type ( Type:exists "case " Type
| "default" | "default"
) )
":" Colon ":"
[Body:exists [Body:exists
( "\t" >> "\n" ( "\t" >> "\n"
Body:stmtList Body:stmtList
@ -254,14 +290,15 @@ ast.TypeCaseClause =
]; ];
ast.TypeSwitchStmt = ast.TypeSwitchStmt =
"switch " Assign " " Position "switch " Assign " "
Body:blockStmtPtr; Body:blockStmtPtr;
ast.CommClause = ast.CommClause =
Position
( "case " [Lhs " " Tok " "] Rhs ( "case " [Lhs " " Tok " "] Rhs
| "default" | "default"
) )
":" Colon ":"
[Body:exists [Body:exists
( "\t" >> "\n" ( "\t" >> "\n"
Body:stmtList Body:stmtList
@ -269,7 +306,7 @@ ast.CommClause =
]; ];
ast.SelectStmt = ast.SelectStmt =
"select " Position "select "
Body:blockStmtPtr; Body:blockStmtPtr;
ast.ForStmt = ast.ForStmt =
@ -281,7 +318,7 @@ ast.ForStmt =
Body; Body;
ast.RangeStmt = ast.RangeStmt =
"for " Key [", " Value] " " Tok " range " X Position "for " Key [", " Value] " " TokPos Tok " range " X
" " " "
Body; Body;
@ -293,35 +330,44 @@ ast.Spec =
*; *;
ast.ImportSpec = ast.ImportSpec =
Doc [@:allCode Doc]
[Name] "\t" {Path}; [Name] "\t" {Path};
ast.ValueSpec = ast.ValueSpec =
{Names / ", "} [" " Type] [Values:exists " = " {Values / ", "}]; {Names / ", "} ["\t" Type] [Values:exists "\t= " {Values / ", "}];
ast.TypeSpec = ast.TypeSpec =
Name " " // TODO using "\t" instead of " " screws up struct field alignment Name "\t" Type;
Type;
ast.Decl =
*;
ast.BadDecl = ast.BadDecl =
"BAD DECL"; Position "BAD DECL";
ast.GenDecl = ast.GenDecl =
Doc [@:allCode Doc]
Tok " " Position Tok " "
( Lparen:isValidPos "(" ( Lparen:isValidPos Lparen "("
[Specs:exists [Specs:exists
( "\t" >> "\n" ( "\t" >> "\f"
{Specs / ";\n"} {Specs / ";\n"}
) "\n" ) "\n"
] ]
")" @:setOptSemi Rparen ")" @:setOptSemi
| {Specs / ";\n"} | {Specs / ";\n"}
); );
funcKeyword =
Position "func ";
funcTypePtr =
*:funcKeyword;
ast.FuncDecl = ast.FuncDecl =
"func " ["(" Recv ") "] Name Type:funcSignature [@:allCode Doc]
[" " Body] Type:funcTypePtr ["(" Recv ") "] Name Type:funcSignature
[@:allCode " " Body]
"\n"; "\n";
@ -329,6 +375,9 @@ ast.FuncDecl =
// Program // Program
ast.Program = ast.Program =
Doc Comments:setComments
"package " Name "\n\n" ""
{Decls / "\n\n"}; [@:allCode Doc]
Position "package " Name "\n\n"
{Decls / "\n\n"}
"\n"; // TODO necessary because tabwriter.Flush doesn't format last line correctly - fix this

11
usr/gri/pretty/selftest0.go
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@ -1,11 +0,0 @@
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
type Proto struct {
a int "a tag";
b, c, d *Proto "bcd" "tag";
*Proto "proto tag"
}

40
usr/gri/pretty/selftest1.go
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@ -1,40 +0,0 @@
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import P0 /* ERROR expected */ ; /* SYNC */
import P1 /* ERROR expected */ Flags /* SYNC */
import P2 /* ERROR expected */ 42 /* SYNC */
type S0 struct {
f0, f1, f2 int;
}
func /* ERROR receiver */ () f0() {} /* SYNC */
func /* ERROR receiver */ (*S0, *S0) f1() {} /* SYNC */
func f0(a b, c /* ERROR type */ ) /* SYNC */ {}
func f1() {
}
func CompositeLiterals() {
a1 := []int();
a2 := []int(0, 1, 2, );
a3 := []int(0, 1, 2, /* ERROR single value expected */ 3 : 4, 5); /* SYNC */
a1 := []int(0 : 1, 2 : 3, /* ERROR key:value pair expected */ 4, ); /* SYNC */
}
func main () {
}
func /* ERROR EOF */

158
usr/gri/pretty/selftest2.go
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@ -1,158 +0,0 @@
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"container/vector"; // not needed
"utf8"; // not needed
Fmt "fmt"
)
const /* enum1 */ (
EnumTag0 = iota;
EnumTag1;
EnumTag2;
EnumTag3;
EnumTag4;
EnumTag5;
EnumTag6;
EnumTag7;
EnumTag8;
EnumTag9;
)
const /* enum2 */ (
a, b = iota*2 + 1, iota*2;
c, d;
e, f;
)
type S struct {}
type T struct {
x, y int;
s string;
next_t *T
}
var (
aa = 5;
u, v, w int = 0, 0, 0;
foo = "foo";
fixed_array0 = [10]int{};
fixed_array1 = [10]int{0, 1, 2};
fixed_array2 = [...]string{"foo", "bar"};
)
var (
// Unicode identifiers
ä, ö, ü, ƒ, ß int;
)
func d0() {
var (
a string;
b, c string;
d, e, f string;
g, h, i, j string;
k, l, m, n, o string;
)
}
func f0(a, b int) int {
if a < b {
a = a + 1; // estimate
}
return b;
}
func f1(tag int) {
switch tag {
case
EnumTag0, EnumTag1, EnumTag2, EnumTag3, EnumTag4,
EnumTag5, EnumTag6, EnumTag7, EnumTag8, EnumTag9: break;
default:
}
}
func f2(tag int) {
type T struct {}
var x T
}
func f3(a *[]int, m map[string] int) {
println("A1");
for i := range a {
println(i);
}
println("A2");
for i, x := range a {
println(i, x);
}
println("A3");
for i, x := range a {
println(i, x);
}
println("M1");
for i := range m {
println(i);
}
println("M2");
for i, x := range m {
println(i, x);
}
println("M3");
var i string;
var x int;
for i, x = range m {
defer Fmt.Println(i, x);
}
}
type I interface {}
/*
func f4(x I) int {
switch tmp := x.(type) {
case S: return 1;
}
switch {
case t := x.(S): return 2;
}
return 0;
}
*/
func main() {
// the prologue
for i := 0; i <= 10 /* limit */; i++ {
println(i); // the index
println(i + 1); // the index + 1
println(i + 1000); // the index + 1000
println();
}
f3(&[]int{2, 3, 5, 7}, map[string]int{"two":2, "three":3, "five":5, "seven":7});
// the epilogue
println("foo"); // foo
println("foobar"); // foobar
var x int; // declare x
}