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improve generated code for godocability

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R=rsc
DELTA=459  (168 added, 279 deleted, 12 changed)
OCL=34005
CL=34007
This commit is contained in:
Rob Pike 2009-08-27 18:38:02 -07:00
parent f7e92c596c
commit 25caf18a8e
3 changed files with 180 additions and 291 deletions
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93
src/pkg/unicode/maketables.go
View file

@ -14,6 +14,7 @@ import (
"http";
"log";
"os";
"sort";
"strconv";
"strings";
"regexp";
@ -235,7 +236,7 @@ func printCategories() {
die.Log(err);
}
if resp.StatusCode != 200 {
die.Log("bad GET status for UnicodeData.txt", resp.StatusCode);
die.Log("bad GET status for UnicodeData.txt", resp.Status);
}
input := bufio.NewReader(resp.Body);
for {
@ -279,6 +280,8 @@ func printCategories() {
fmt.Printf("}\n\n");
}
decl := make(sort.StringArray, len(list));
ndecl := 0;
for _, name := range list {
if _, ok := category[name]; !ok {
die.Log("unknown category", name);
@ -286,56 +289,52 @@ func printCategories() {
// We generate an UpperCase name to serve as concise documentation and an _UnderScored
// name to store the data. This stops godoc dumping all the tables but keeps them
// available to clients.
// Cases deserving special comments
varDecl := "";
switch name {
case "letter":
varDecl = "\tLetter = letter; // Letter is the set of Unicode letters.\n";
case "Nd":
varDecl = "\tDigit = _Nd; // Digit is the set of Unicode characters with the \"decimal digit\" property.\n";
case "Lu":
varDecl = "\tUpper = _Lu; // Upper is the set of Unicode upper case letters.\n";
case "Ll":
varDecl = "\tLower = _Ll; // Lower is the set of Unicode lower case letters.\n";
case "Lt":
varDecl = "\tTitle = _Lt; // Title is the set of Unicode title case letters.\n";
}
if name != "letter" {
varDecl += fmt.Sprintf(
"\t%s = _%s; // %s is the set of Unicode characters in category %s.\n",
name, name, name, name
);
}
decl[ndecl] = varDecl;
ndecl++;
if name == "letter" { // special case
dumpRange(
"\n// Letter is the set of Unicode letters.\n"
"var Letter = letter\n"
"var letter = []Range {\n",
letterOp,
"}\n"
letterOp
);
continue;
}
// Cases deserving special comments
switch name {
case "Nd":
fmt.Printf(
"\n// Digit is the set of Unicode characters with the \"decimal digit\" property.\n"
"var Digit = Nd\n\n"
)
case "Lu":
fmt.Printf(
"\n// Upper is the set of Unicode upper case letters.\n"
"var Upper = Lu\n\n"
)
case "Ll":
fmt.Printf(
"\n// Lower is the set of Unicode lower case letters.\n"
"var Lower = Ll\n\n"
)
case "Lt":
fmt.Printf(
"\n// Title is the set of Unicode title case letters.\n"
"var Title = Lt\n\n"
)
}
dumpRange(
fmt.Sprintf(
"// %s is the set of Unicode characters in category %s.\n"
"var %s = _%s\n"
"var _%s = []Range {\n",
name, name, name, name, name
),
func(code int) bool { return chars[code].category == name },
"}\n\n"
fmt.Sprintf("var _%s = []Range {\n", name),
func(code int) bool { return chars[code].category == name }
);
}
decl.Sort();
fmt.Println("var (");
for _, d := range decl {
fmt.Print(d);
}
fmt.Println(")\n");
}
type Op func(code int) bool
const format = "\tRange{0x%04x, 0x%04x, %d},\n";
func dumpRange(header string, inCategory Op, trailer string) {
func dumpRange(header string, inCategory Op) {
fmt.Print(header);
next := 0;
// one Range for each iteration
@ -382,7 +381,7 @@ func dumpRange(header string, inCategory Op, trailer string) {
// next range: start looking where this range ends
next = hi + 1;
}
fmt.Print(trailer);
fmt.Print("}\n\n");
}
func fullCategoryTest(list []string) {
@ -510,19 +509,27 @@ func printScripts() {
fmt.Printf("}\n\n");
}
decl := make(sort.StringArray, len(list));
ndecl := 0;
for _, name := range list {
fmt.Printf(
"// %s is the set of Unicode characters in script %s.\n"
"var %s = _%s\n"
"var _%s = []Range {\n",
name, name, name, name, name
decl[ndecl] = fmt.Sprintf(
"\t%s = _%s;\t// %s is the set of Unicode characters in script %s.\n",
name, name, name, name
);
ndecl++;
fmt.Printf("var _%s = []Range {\n", name);
ranges := foldAdjacent(scripts[name]);
for _, s := range ranges {
fmt.Printf(format, s.Lo, s.Hi, s.Stride);
}
fmt.Printf("}\n\n");
}
decl.Sort();
fmt.Println("var (");
for _, d := range decl {
fmt.Print(d);
}
fmt.Println(")\n");
}
// The script tables have a lot of adjacent elements. Fold them together.