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author | Niall Sheridan <nsheridan@gmail.com> | 2016-06-06 14:44:38 +0100 |
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committer | Niall Sheridan <nsheridan@gmail.com> | 2016-06-06 14:44:38 +0100 |
commit | 067ad51b6a6ee8829612f51a6e6b2ade3eaa61b3 (patch) | |
tree | 301d2a7303e2b5db0c3fa1911d799e16f921d9dc /vendor/github.com/jmespath/go-jmespath/api.go | |
parent | 5ca59399fe0880368f88d17c0c9d781d836969c6 (diff) | |
parent | a18a13fb09eac00cdacf1f74080524182b7243de (diff) |
Merge pull request #17 from nsheridan/vendor
update dependencies
Diffstat (limited to 'vendor/github.com/jmespath/go-jmespath/api.go')
-rw-r--r-- | vendor/github.com/jmespath/go-jmespath/api.go | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/vendor/github.com/jmespath/go-jmespath/api.go b/vendor/github.com/jmespath/go-jmespath/api.go new file mode 100644 index 0000000..9cfa988 --- /dev/null +++ b/vendor/github.com/jmespath/go-jmespath/api.go @@ -0,0 +1,49 @@ +package jmespath + +import "strconv" + +// JmesPath is the epresentation of a compiled JMES path query. A JmesPath is +// safe for concurrent use by multiple goroutines. +type JMESPath struct { + ast ASTNode + intr *treeInterpreter +} + +// Compile parses a JMESPath expression and returns, if successful, a JMESPath +// object that can be used to match against data. +func Compile(expression string) (*JMESPath, error) { + parser := NewParser() + ast, err := parser.Parse(expression) + if err != nil { + return nil, err + } + jmespath := &JMESPath{ast: ast, intr: newInterpreter()} + return jmespath, nil +} + +// MustCompile is like Compile but panics if the expression cannot be parsed. +// It simplifies safe initialization of global variables holding compiled +// JMESPaths. +func MustCompile(expression string) *JMESPath { + jmespath, err := Compile(expression) + if err != nil { + panic(`jmespath: Compile(` + strconv.Quote(expression) + `): ` + err.Error()) + } + return jmespath +} + +// Search evaluates a JMESPath expression against input data and returns the result. +func (jp *JMESPath) Search(data interface{}) (interface{}, error) { + return jp.intr.Execute(jp.ast, data) +} + +// Search evaluates a JMESPath expression against input data and returns the result. +func Search(expression string, data interface{}) (interface{}, error) { + intr := newInterpreter() + parser := NewParser() + ast, err := parser.Parse(expression) + if err != nil { + return nil, err + } + return intr.Execute(ast, data) +} |