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create position builder

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z7zmey
2018-01-11 20:19:02 +02:00
parent a49fdcf8a0
commit e97b018b72
6 changed files with 1341 additions and 1322 deletions
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1626
parser/parser.go
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638
parser/parser.y
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183
parser/positions.go
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@@ -1,183 +0,0 @@
package parser
import (
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/position"
"github.com/z7zmey/php-parser/token"
)
type startPos struct {
startLine int
startPos int
}
type endPos struct {
endLine int
endPos int
}
func getListStartPos(l []node.Node) startPos {
if l == nil {
return startPos{-1, -1}
}
if len(l) == 0 {
return startPos{-1, -1}
}
return getNodeStartPos(l[0])
}
func getNodeStartPos(n node.Node) startPos {
sl := -1
sp := -1
if n == nil {
return startPos{-1, -1}
}
p := positions[n]
if p != nil {
sl = p.StartLine
sp = p.StartPos
}
return startPos{sl, sp}
}
func getListEndPos(l []node.Node) endPos {
if l == nil {
return endPos{-1, -1}
}
if len(l) == 0 {
return endPos{-1, -1}
}
return getNodeEndPos(l[len(l)-1])
}
func getNodeEndPos(n node.Node) endPos {
el := -1
ep := -1
if n == nil {
return endPos{-1, -1}
}
p := positions[n]
if p != nil {
el = p.EndLine
ep = p.EndPos
}
return endPos{el, ep}
}
func NewNodeListPosition(list []node.Node) *position.Position {
return &position.Position{
getListStartPos(list).startLine,
getListEndPos(list).endLine,
getListStartPos(list).startPos,
getListEndPos(list).endPos,
}
}
func NewNodePosition(n node.Node) *position.Position {
return &position.Position{
getNodeStartPos(n).startLine,
getNodeEndPos(n).endLine,
getNodeStartPos(n).startPos,
getNodeEndPos(n).endPos,
}
}
func NewTokenPosition(t token.Token) *position.Position {
return &position.Position{
t.StartLine,
t.EndLine,
t.StartPos,
t.EndPos,
}
}
func NewTokensPosition(startToken token.Token, endToken token.Token) *position.Position {
return &position.Position{
startToken.StartLine,
endToken.EndLine,
startToken.StartPos,
endToken.EndPos,
}
}
func NewTokenNodePosition(t token.Token, n node.Node) *position.Position {
return &position.Position{
t.StartLine,
getNodeEndPos(n).endLine,
t.StartPos,
getNodeEndPos(n).endPos,
}
}
func NewNodeTokenPosition(n node.Node, t token.Token) *position.Position {
return &position.Position{
getNodeStartPos(n).startLine,
t.EndLine,
getNodeStartPos(n).startPos,
t.EndPos,
}
}
func NewNodesPosition(startNode node.Node, endNode node.Node) *position.Position {
return &position.Position{
getNodeStartPos(startNode).startLine,
getNodeEndPos(endNode).endLine,
getNodeStartPos(startNode).startPos,
getNodeEndPos(endNode).endPos,
}
}
func NewNodeListTokenPosition(list []node.Node, t token.Token) *position.Position {
return &position.Position{
getListStartPos(list).startLine,
t.EndLine,
getListStartPos(list).startPos,
t.EndPos,
}
}
func NewTokenNodeListPosition(t token.Token, list []node.Node) *position.Position {
return &position.Position{
t.StartLine,
getListEndPos(list).endLine,
t.StartPos,
getListEndPos(list).endPos,
}
}
func NewNodeNodeListPosition(n node.Node, list []node.Node) *position.Position {
return &position.Position{
getNodeStartPos(n).startLine,
getListEndPos(list).endLine,
getNodeStartPos(n).startPos,
getListEndPos(list).endPos,
}
}
func NewOptionalListTokensPosition(list []node.Node, t token.Token, endToken token.Token) *position.Position {
if list == nil {
return &position.Position{
t.StartLine,
endToken.EndLine,
t.StartPos,
endToken.EndPos,
}
} else {
return &position.Position{
getListStartPos(list).startLine,
endToken.EndLine,
getListStartPos(list).startPos,
endToken.EndPos,
}
}
}