Files
gotty-sorenisanerd/vendor/github.com/yudai/hcl/hcl/y.go
2016-04-13 16:17:57 +09:00

791 lines
15 KiB
Go

//line parse.y:4
package hcl
import __yyfmt__ "fmt"
//line parse.y:4
import (
"fmt"
"strconv"
)
//line parse.y:13
type hclSymType struct {
yys int
b bool
f float64
num int
str string
obj *Object
objlist []*Object
}
const BOOL = 57346
const FLOAT = 57347
const NUMBER = 57348
const COMMA = 57349
const IDENTIFIER = 57350
const EQUAL = 57351
const NEWLINE = 57352
const STRING = 57353
const MINUS = 57354
const LEFTBRACE = 57355
const RIGHTBRACE = 57356
const LEFTBRACKET = 57357
const RIGHTBRACKET = 57358
const PERIOD = 57359
const EPLUS = 57360
const EMINUS = 57361
const NULL = 57362
var hclToknames = [...]string{
"$end",
"error",
"$unk",
"BOOL",
"FLOAT",
"NUMBER",
"COMMA",
"IDENTIFIER",
"EQUAL",
"NEWLINE",
"STRING",
"MINUS",
"LEFTBRACE",
"RIGHTBRACE",
"LEFTBRACKET",
"RIGHTBRACKET",
"PERIOD",
"EPLUS",
"EMINUS",
"NULL",
}
var hclStatenames = [...]string{}
const hclEofCode = 1
const hclErrCode = 2
const hclMaxDepth = 200
//line parse.y:281
//line yacctab:1
var hclExca = [...]int{
-1, 1,
1, -1,
-2, 0,
-1, 6,
9, 7,
-2, 18,
-1, 7,
9, 8,
-2, 19,
}
const hclNprod = 39
const hclPrivate = 57344
var hclTokenNames []string
var hclStates []string
const hclLast = 69
var hclAct = [...]int{
36, 3, 22, 30, 9, 17, 27, 26, 31, 32,
45, 23, 19, 25, 13, 10, 24, 39, 27, 26,
6, 18, 47, 7, 38, 25, 43, 33, 41, 48,
9, 46, 44, 40, 39, 27, 26, 42, 5, 1,
14, 38, 25, 15, 2, 13, 35, 12, 49, 6,
40, 4, 7, 27, 26, 29, 11, 37, 28, 6,
25, 8, 7, 34, 21, 0, 0, 20, 16,
}
var hclPact = [...]int{
51, -1000, 51, -1000, 6, -1000, -1000, -1000, 32, -1000,
1, -1000, -1000, 41, -1000, -1000, -1000, -1000, -1000, -1000,
-1000, -1000, -10, -10, 30, 48, -1000, -1000, 12, -1000,
-1000, 26, 4, -1000, 15, -1000, -1000, -1000, -1000, -1000,
-1000, -1000, -1000, -1000, -1000, -1000, -1000, 13, -1000, -1000,
}
var hclPgo = [...]int{
0, 11, 2, 64, 63, 44, 38, 57, 56, 1,
0, 61, 3, 51, 39,
}
var hclR1 = [...]int{
0, 14, 14, 5, 5, 8, 8, 13, 13, 9,
9, 9, 9, 9, 9, 9, 6, 6, 11, 11,
3, 3, 3, 4, 4, 10, 10, 10, 10, 7,
7, 7, 7, 2, 2, 1, 1, 12, 12,
}
var hclR2 = [...]int{
0, 0, 1, 1, 2, 3, 2, 1, 1, 3,
3, 3, 3, 3, 3, 1, 2, 2, 1, 1,
3, 4, 2, 1, 3, 1, 1, 1, 1, 1,
1, 2, 2, 2, 1, 2, 1, 2, 2,
}
var hclChk = [...]int{
-1000, -14, -5, -9, -13, -6, 8, 11, -11, -9,
9, -8, -6, 13, 8, 11, -7, 4, 20, 11,
-8, -3, -2, -1, 15, 12, 6, 5, -5, 14,
-12, 18, 19, -12, -4, 16, -10, -7, 11, 4,
20, -2, -1, 14, 6, 6, 16, 7, 16, -10,
}
var hclDef = [...]int{
1, -2, 2, 3, 0, 15, -2, -2, 0, 4,
0, 16, 17, 0, 18, 19, 9, 10, 11, 12,
13, 14, 29, 30, 0, 0, 34, 36, 0, 6,
31, 0, 0, 32, 0, 22, 23, 25, 26, 27,
28, 33, 35, 5, 37, 38, 20, 0, 21, 24,
}
var hclTok1 = [...]int{
1,
}
var hclTok2 = [...]int{
2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
12, 13, 14, 15, 16, 17, 18, 19, 20,
}
var hclTok3 = [...]int{
0,
}
var hclErrorMessages = [...]struct {
state int
token int
msg string
}{}
//line yaccpar:1
/* parser for yacc output */
var (
hclDebug = 0
hclErrorVerbose = false
)
type hclLexer interface {
Lex(lval *hclSymType) int
Error(s string)
}
type hclParser interface {
Parse(hclLexer) int
Lookahead() int
}
type hclParserImpl struct {
lookahead func() int
}
func (p *hclParserImpl) Lookahead() int {
return p.lookahead()
}
func hclNewParser() hclParser {
p := &hclParserImpl{
lookahead: func() int { return -1 },
}
return p
}
const hclFlag = -1000
func hclTokname(c int) string {
if c >= 1 && c-1 < len(hclToknames) {
if hclToknames[c-1] != "" {
return hclToknames[c-1]
}
}
return __yyfmt__.Sprintf("tok-%v", c)
}
func hclStatname(s int) string {
if s >= 0 && s < len(hclStatenames) {
if hclStatenames[s] != "" {
return hclStatenames[s]
}
}
return __yyfmt__.Sprintf("state-%v", s)
}
func hclErrorMessage(state, lookAhead int) string {
const TOKSTART = 4
if !hclErrorVerbose {
return "syntax error"
}
for _, e := range hclErrorMessages {
if e.state == state && e.token == lookAhead {
return "syntax error: " + e.msg
}
}
res := "syntax error: unexpected " + hclTokname(lookAhead)
// To match Bison, suggest at most four expected tokens.
expected := make([]int, 0, 4)
// Look for shiftable tokens.
base := hclPact[state]
for tok := TOKSTART; tok-1 < len(hclToknames); tok++ {
if n := base + tok; n >= 0 && n < hclLast && hclChk[hclAct[n]] == tok {
if len(expected) == cap(expected) {
return res
}
expected = append(expected, tok)
}
}
if hclDef[state] == -2 {
i := 0
for hclExca[i] != -1 || hclExca[i+1] != state {
i += 2
}
// Look for tokens that we accept or reduce.
for i += 2; hclExca[i] >= 0; i += 2 {
tok := hclExca[i]
if tok < TOKSTART || hclExca[i+1] == 0 {
continue
}
if len(expected) == cap(expected) {
return res
}
expected = append(expected, tok)
}
// If the default action is to accept or reduce, give up.
if hclExca[i+1] != 0 {
return res
}
}
for i, tok := range expected {
if i == 0 {
res += ", expecting "
} else {
res += " or "
}
res += hclTokname(tok)
}
return res
}
func hcllex1(lex hclLexer, lval *hclSymType) (char, token int) {
token = 0
char = lex.Lex(lval)
if char <= 0 {
token = hclTok1[0]
goto out
}
if char < len(hclTok1) {
token = hclTok1[char]
goto out
}
if char >= hclPrivate {
if char < hclPrivate+len(hclTok2) {
token = hclTok2[char-hclPrivate]
goto out
}
}
for i := 0; i < len(hclTok3); i += 2 {
token = hclTok3[i+0]
if token == char {
token = hclTok3[i+1]
goto out
}
}
out:
if token == 0 {
token = hclTok2[1] /* unknown char */
}
if hclDebug >= 3 {
__yyfmt__.Printf("lex %s(%d)\n", hclTokname(token), uint(char))
}
return char, token
}
func hclParse(hcllex hclLexer) int {
return hclNewParser().Parse(hcllex)
}
func (hclrcvr *hclParserImpl) Parse(hcllex hclLexer) int {
var hcln int
var hcllval hclSymType
var hclVAL hclSymType
var hclDollar []hclSymType
_ = hclDollar // silence set and not used
hclS := make([]hclSymType, hclMaxDepth)
Nerrs := 0 /* number of errors */
Errflag := 0 /* error recovery flag */
hclstate := 0
hclchar := -1
hcltoken := -1 // hclchar translated into internal numbering
hclrcvr.lookahead = func() int { return hclchar }
defer func() {
// Make sure we report no lookahead when not parsing.
hclstate = -1
hclchar = -1
hcltoken = -1
}()
hclp := -1
goto hclstack
ret0:
return 0
ret1:
return 1
hclstack:
/* put a state and value onto the stack */
if hclDebug >= 4 {
__yyfmt__.Printf("char %v in %v\n", hclTokname(hcltoken), hclStatname(hclstate))
}
hclp++
if hclp >= len(hclS) {
nyys := make([]hclSymType, len(hclS)*2)
copy(nyys, hclS)
hclS = nyys
}
hclS[hclp] = hclVAL
hclS[hclp].yys = hclstate
hclnewstate:
hcln = hclPact[hclstate]
if hcln <= hclFlag {
goto hcldefault /* simple state */
}
if hclchar < 0 {
hclchar, hcltoken = hcllex1(hcllex, &hcllval)
}
hcln += hcltoken
if hcln < 0 || hcln >= hclLast {
goto hcldefault
}
hcln = hclAct[hcln]
if hclChk[hcln] == hcltoken { /* valid shift */
hclchar = -1
hcltoken = -1
hclVAL = hcllval
hclstate = hcln
if Errflag > 0 {
Errflag--
}
goto hclstack
}
hcldefault:
/* default state action */
hcln = hclDef[hclstate]
if hcln == -2 {
if hclchar < 0 {
hclchar, hcltoken = hcllex1(hcllex, &hcllval)
}
/* look through exception table */
xi := 0
for {
if hclExca[xi+0] == -1 && hclExca[xi+1] == hclstate {
break
}
xi += 2
}
for xi += 2; ; xi += 2 {
hcln = hclExca[xi+0]
if hcln < 0 || hcln == hcltoken {
break
}
}
hcln = hclExca[xi+1]
if hcln < 0 {
goto ret0
}
}
if hcln == 0 {
/* error ... attempt to resume parsing */
switch Errflag {
case 0: /* brand new error */
hcllex.Error(hclErrorMessage(hclstate, hcltoken))
Nerrs++
if hclDebug >= 1 {
__yyfmt__.Printf("%s", hclStatname(hclstate))
__yyfmt__.Printf(" saw %s\n", hclTokname(hcltoken))
}
fallthrough
case 1, 2: /* incompletely recovered error ... try again */
Errflag = 3
/* find a state where "error" is a legal shift action */
for hclp >= 0 {
hcln = hclPact[hclS[hclp].yys] + hclErrCode
if hcln >= 0 && hcln < hclLast {
hclstate = hclAct[hcln] /* simulate a shift of "error" */
if hclChk[hclstate] == hclErrCode {
goto hclstack
}
}
/* the current p has no shift on "error", pop stack */
if hclDebug >= 2 {
__yyfmt__.Printf("error recovery pops state %d\n", hclS[hclp].yys)
}
hclp--
}
/* there is no state on the stack with an error shift ... abort */
goto ret1
case 3: /* no shift yet; clobber input char */
if hclDebug >= 2 {
__yyfmt__.Printf("error recovery discards %s\n", hclTokname(hcltoken))
}
if hcltoken == hclEofCode {
goto ret1
}
hclchar = -1
hcltoken = -1
goto hclnewstate /* try again in the same state */
}
}
/* reduction by production hcln */
if hclDebug >= 2 {
__yyfmt__.Printf("reduce %v in:\n\t%v\n", hcln, hclStatname(hclstate))
}
hclnt := hcln
hclpt := hclp
_ = hclpt // guard against "declared and not used"
hclp -= hclR2[hcln]
// hclp is now the index of $0. Perform the default action. Iff the
// reduced production is ε, $1 is possibly out of range.
if hclp+1 >= len(hclS) {
nyys := make([]hclSymType, len(hclS)*2)
copy(nyys, hclS)
hclS = nyys
}
hclVAL = hclS[hclp+1]
/* consult goto table to find next state */
hcln = hclR1[hcln]
hclg := hclPgo[hcln]
hclj := hclg + hclS[hclp].yys + 1
if hclj >= hclLast {
hclstate = hclAct[hclg]
} else {
hclstate = hclAct[hclj]
if hclChk[hclstate] != -hcln {
hclstate = hclAct[hclg]
}
}
// dummy call; replaced with literal code
switch hclnt {
case 1:
hclDollar = hclS[hclpt-0 : hclpt+1]
//line parse.y:40
{
hclResult = &Object{Type: ValueTypeObject}
}
case 2:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:44
{
hclResult = &Object{
Type: ValueTypeObject,
Value: ObjectList(hclDollar[1].objlist).Flat(),
}
}
case 3:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:53
{
hclVAL.objlist = []*Object{hclDollar[1].obj}
}
case 4:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:57
{
hclVAL.objlist = append(hclDollar[1].objlist, hclDollar[2].obj)
}
case 5:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:63
{
hclVAL.obj = &Object{
Type: ValueTypeObject,
Value: ObjectList(hclDollar[2].objlist).Flat(),
}
}
case 6:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:70
{
hclVAL.obj = &Object{
Type: ValueTypeObject,
}
}
case 7:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:78
{
hclVAL.str = hclDollar[1].str
}
case 8:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:82
{
hclVAL.str = hclDollar[1].str
}
case 9:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:88
{
hclVAL.obj = hclDollar[3].obj
hclVAL.obj.Key = hclDollar[1].str
}
case 10:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:93
{
hclVAL.obj = &Object{
Key: hclDollar[1].str,
Type: ValueTypeBool,
Value: hclDollar[3].b,
}
}
case 11:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:101
{
hclVAL.obj = &Object{
Key: hclDollar[1].str,
Type: ValueTypeNil,
}
}
case 12:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:108
{
hclVAL.obj = &Object{
Key: hclDollar[1].str,
Type: ValueTypeString,
Value: hclDollar[3].str,
}
}
case 13:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:116
{
hclDollar[3].obj.Key = hclDollar[1].str
hclVAL.obj = hclDollar[3].obj
}
case 14:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:121
{
hclVAL.obj = &Object{
Key: hclDollar[1].str,
Type: ValueTypeList,
Value: hclDollar[3].objlist,
}
}
case 15:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:129
{
hclVAL.obj = hclDollar[1].obj
}
case 16:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:135
{
hclDollar[2].obj.Key = hclDollar[1].str
hclVAL.obj = hclDollar[2].obj
}
case 17:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:140
{
hclVAL.obj = &Object{
Key: hclDollar[1].str,
Type: ValueTypeObject,
Value: []*Object{hclDollar[2].obj},
}
}
case 18:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:150
{
hclVAL.str = hclDollar[1].str
}
case 19:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:154
{
hclVAL.str = hclDollar[1].str
}
case 20:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:160
{
hclVAL.objlist = hclDollar[2].objlist
}
case 21:
hclDollar = hclS[hclpt-4 : hclpt+1]
//line parse.y:164
{
hclVAL.objlist = hclDollar[2].objlist
}
case 22:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:168
{
hclVAL.objlist = nil
}
case 23:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:174
{
hclVAL.objlist = []*Object{hclDollar[1].obj}
}
case 24:
hclDollar = hclS[hclpt-3 : hclpt+1]
//line parse.y:178
{
hclVAL.objlist = append(hclDollar[1].objlist, hclDollar[3].obj)
}
case 25:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:184
{
hclVAL.obj = hclDollar[1].obj
}
case 26:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:188
{
hclVAL.obj = &Object{
Type: ValueTypeString,
Value: hclDollar[1].str,
}
}
case 27:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:195
{
hclVAL.obj = &Object{
Type: ValueTypeBool,
Value: hclDollar[1].b,
}
}
case 28:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:202
{
hclVAL.obj = &Object{
Type: ValueTypeNil,
}
}
case 29:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:211
{
hclVAL.obj = &Object{
Type: ValueTypeInt,
Value: hclDollar[1].num,
}
}
case 30:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:218
{
hclVAL.obj = &Object{
Type: ValueTypeFloat,
Value: hclDollar[1].f,
}
}
case 31:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:225
{
fs := fmt.Sprintf("%d%s", hclDollar[1].num, hclDollar[2].str)
f, err := strconv.ParseFloat(fs, 64)
if err != nil {
panic(err)
}
hclVAL.obj = &Object{
Type: ValueTypeFloat,
Value: f,
}
}
case 32:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:238
{
fs := fmt.Sprintf("%f%s", hclDollar[1].f, hclDollar[2].str)
f, err := strconv.ParseFloat(fs, 64)
if err != nil {
panic(err)
}
hclVAL.obj = &Object{
Type: ValueTypeFloat,
Value: f,
}
}
case 33:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:253
{
hclVAL.num = hclDollar[2].num * -1
}
case 34:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:257
{
hclVAL.num = hclDollar[1].num
}
case 35:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:263
{
hclVAL.f = hclDollar[2].f * -1
}
case 36:
hclDollar = hclS[hclpt-1 : hclpt+1]
//line parse.y:267
{
hclVAL.f = hclDollar[1].f
}
case 37:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:273
{
hclVAL.str = "e" + strconv.FormatInt(int64(hclDollar[2].num), 10)
}
case 38:
hclDollar = hclS[hclpt-2 : hclpt+1]
//line parse.y:277
{
hclVAL.str = "e-" + strconv.FormatInt(int64(hclDollar[2].num), 10)
}
}
goto hclstack /* stack new state and value */
}