diff options
Diffstat (limited to 'vendor/github.com/pelletier/go-toml/query/match.go')
-rw-r--r-- | vendor/github.com/pelletier/go-toml/query/match.go | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/vendor/github.com/pelletier/go-toml/query/match.go b/vendor/github.com/pelletier/go-toml/query/match.go deleted file mode 100644 index d7bb15a4..00000000 --- a/vendor/github.com/pelletier/go-toml/query/match.go +++ /dev/null @@ -1,232 +0,0 @@ -package query - -import ( - "fmt" - "github.com/pelletier/go-toml" -) - -// base match -type matchBase struct { - next pathFn -} - -func (f *matchBase) setNext(next pathFn) { - f.next = next -} - -// terminating functor - gathers results -type terminatingFn struct { - // empty -} - -func newTerminatingFn() *terminatingFn { - return &terminatingFn{} -} - -func (f *terminatingFn) setNext(next pathFn) { - // do nothing -} - -func (f *terminatingFn) call(node interface{}, ctx *queryContext) { - ctx.result.appendResult(node, ctx.lastPosition) -} - -// match single key -type matchKeyFn struct { - matchBase - Name string -} - -func newMatchKeyFn(name string) *matchKeyFn { - return &matchKeyFn{Name: name} -} - -func (f *matchKeyFn) call(node interface{}, ctx *queryContext) { - if array, ok := node.([]*toml.Tree); ok { - for _, tree := range array { - item := tree.Get(f.Name) - if item != nil { - ctx.lastPosition = tree.GetPosition(f.Name) - f.next.call(item, ctx) - } - } - } else if tree, ok := node.(*toml.Tree); ok { - item := tree.Get(f.Name) - if item != nil { - ctx.lastPosition = tree.GetPosition(f.Name) - f.next.call(item, ctx) - } - } -} - -// match single index -type matchIndexFn struct { - matchBase - Idx int -} - -func newMatchIndexFn(idx int) *matchIndexFn { - return &matchIndexFn{Idx: idx} -} - -func (f *matchIndexFn) call(node interface{}, ctx *queryContext) { - if arr, ok := node.([]interface{}); ok { - if f.Idx < len(arr) && f.Idx >= 0 { - if treesArray, ok := node.([]*toml.Tree); ok { - if len(treesArray) > 0 { - ctx.lastPosition = treesArray[0].Position() - } - } - f.next.call(arr[f.Idx], ctx) - } - } -} - -// filter by slicing -type matchSliceFn struct { - matchBase - Start, End, Step int -} - -func newMatchSliceFn(start, end, step int) *matchSliceFn { - return &matchSliceFn{Start: start, End: end, Step: step} -} - -func (f *matchSliceFn) call(node interface{}, ctx *queryContext) { - if arr, ok := node.([]interface{}); ok { - // adjust indexes for negative values, reverse ordering - realStart, realEnd := f.Start, f.End - if realStart < 0 { - realStart = len(arr) + realStart - } - if realEnd < 0 { - realEnd = len(arr) + realEnd - } - if realEnd < realStart { - realEnd, realStart = realStart, realEnd // swap - } - // loop and gather - for idx := realStart; idx < realEnd; idx += f.Step { - if treesArray, ok := node.([]*toml.Tree); ok { - if len(treesArray) > 0 { - ctx.lastPosition = treesArray[0].Position() - } - } - f.next.call(arr[idx], ctx) - } - } -} - -// match anything -type matchAnyFn struct { - matchBase -} - -func newMatchAnyFn() *matchAnyFn { - return &matchAnyFn{} -} - -func (f *matchAnyFn) call(node interface{}, ctx *queryContext) { - if tree, ok := node.(*toml.Tree); ok { - for _, k := range tree.Keys() { - v := tree.Get(k) - ctx.lastPosition = tree.GetPosition(k) - f.next.call(v, ctx) - } - } -} - -// filter through union -type matchUnionFn struct { - Union []pathFn -} - -func (f *matchUnionFn) setNext(next pathFn) { - for _, fn := range f.Union { - fn.setNext(next) - } -} - -func (f *matchUnionFn) call(node interface{}, ctx *queryContext) { - for _, fn := range f.Union { - fn.call(node, ctx) - } -} - -// match every single last node in the tree -type matchRecursiveFn struct { - matchBase -} - -func newMatchRecursiveFn() *matchRecursiveFn { - return &matchRecursiveFn{} -} - -func (f *matchRecursiveFn) call(node interface{}, ctx *queryContext) { - originalPosition := ctx.lastPosition - if tree, ok := node.(*toml.Tree); ok { - var visit func(tree *toml.Tree) - visit = func(tree *toml.Tree) { - for _, k := range tree.Keys() { - v := tree.Get(k) - ctx.lastPosition = tree.GetPosition(k) - f.next.call(v, ctx) - switch node := v.(type) { - case *toml.Tree: - visit(node) - case []*toml.Tree: - for _, subtree := range node { - visit(subtree) - } - } - } - } - ctx.lastPosition = originalPosition - f.next.call(tree, ctx) - visit(tree) - } -} - -// match based on an externally provided functional filter -type matchFilterFn struct { - matchBase - Pos toml.Position - Name string -} - -func newMatchFilterFn(name string, pos toml.Position) *matchFilterFn { - return &matchFilterFn{Name: name, Pos: pos} -} - -func (f *matchFilterFn) call(node interface{}, ctx *queryContext) { - fn, ok := (*ctx.filters)[f.Name] - if !ok { - panic(fmt.Sprintf("%s: query context does not have filter '%s'", - f.Pos.String(), f.Name)) - } - switch castNode := node.(type) { - case *toml.Tree: - for _, k := range castNode.Keys() { - v := castNode.Get(k) - if fn(v) { - ctx.lastPosition = castNode.GetPosition(k) - f.next.call(v, ctx) - } - } - case []*toml.Tree: - for _, v := range castNode { - if fn(v) { - if len(castNode) > 0 { - ctx.lastPosition = castNode[0].Position() - } - f.next.call(v, ctx) - } - } - case []interface{}: - for _, v := range castNode { - if fn(v) { - f.next.call(v, ctx) - } - } - } -} |