mirror of
https://github.com/mikefarah/yq.git
synced 2024-11-14 23:28:06 +00:00
208 lines
14 KiB
Go
208 lines
14 KiB
Go
package yqlib
|
|
|
|
import "fmt"
|
|
|
|
type Operation struct {
|
|
OperationType *operationType
|
|
Value interface{}
|
|
StringValue string
|
|
CandidateNode *CandidateNode // used for Value Path elements
|
|
Preferences interface{}
|
|
UpdateAssign bool // used for assign ops, when true it means we evaluate the rhs given the lhs
|
|
}
|
|
|
|
type operationType struct {
|
|
Type string
|
|
NumArgs uint // number of arguments to the op
|
|
Precedence uint
|
|
Handler operatorHandler
|
|
CheckForPostTraverse bool
|
|
ToString func(o *Operation) string
|
|
}
|
|
|
|
var valueToStringFunc = func(p *Operation) string {
|
|
return fmt.Sprintf("%v (%T)", p.Value, p.Value)
|
|
}
|
|
|
|
func createValueOperation(value interface{}, stringValue string) *Operation {
|
|
log.Debug("creating value op for string %v", stringValue)
|
|
var node = createScalarNode(value, stringValue)
|
|
|
|
return &Operation{
|
|
OperationType: valueOpType,
|
|
Value: value,
|
|
StringValue: stringValue,
|
|
CandidateNode: node,
|
|
}
|
|
}
|
|
|
|
var orOpType = &operationType{Type: "OR", NumArgs: 2, Precedence: 20, Handler: orOperator}
|
|
var andOpType = &operationType{Type: "AND", NumArgs: 2, Precedence: 20, Handler: andOperator}
|
|
var reduceOpType = &operationType{Type: "REDUCE", NumArgs: 2, Precedence: 35, Handler: reduceOperator}
|
|
|
|
var blockOpType = &operationType{Type: "BLOCK", Precedence: 10, NumArgs: 2, Handler: emptyOperator}
|
|
|
|
var unionOpType = &operationType{Type: "UNION", NumArgs: 2, Precedence: 10, Handler: unionOperator}
|
|
|
|
var pipeOpType = &operationType{Type: "PIPE", NumArgs: 2, Precedence: 30, Handler: pipeOperator}
|
|
|
|
var assignOpType = &operationType{Type: "ASSIGN", NumArgs: 2, Precedence: 40, Handler: assignUpdateOperator}
|
|
var addAssignOpType = &operationType{Type: "ADD_ASSIGN", NumArgs: 2, Precedence: 40, Handler: addAssignOperator}
|
|
var subtractAssignOpType = &operationType{Type: "SUBTRACT_ASSIGN", NumArgs: 2, Precedence: 40, Handler: subtractAssignOperator}
|
|
|
|
var assignAttributesOpType = &operationType{Type: "ASSIGN_ATTRIBUTES", NumArgs: 2, Precedence: 40, Handler: assignAttributesOperator}
|
|
var assignStyleOpType = &operationType{Type: "ASSIGN_STYLE", NumArgs: 2, Precedence: 40, Handler: assignStyleOperator}
|
|
var assignVariableOpType = &operationType{Type: "ASSIGN_VARIABLE", NumArgs: 2, Precedence: 40, Handler: useWithPipe}
|
|
var assignTagOpType = &operationType{Type: "ASSIGN_TAG", NumArgs: 2, Precedence: 40, Handler: assignTagOperator}
|
|
var assignCommentOpType = &operationType{Type: "ASSIGN_COMMENT", NumArgs: 2, Precedence: 40, Handler: assignCommentsOperator}
|
|
var assignAnchorOpType = &operationType{Type: "ASSIGN_ANCHOR", NumArgs: 2, Precedence: 40, Handler: assignAnchorOperator}
|
|
var assignAliasOpType = &operationType{Type: "ASSIGN_ALIAS", NumArgs: 2, Precedence: 40, Handler: assignAliasOperator}
|
|
|
|
var multiplyOpType = &operationType{Type: "MULTIPLY", NumArgs: 2, Precedence: 42, Handler: multiplyOperator}
|
|
var multiplyAssignOpType = &operationType{Type: "MULTIPLY_ASSIGN", NumArgs: 2, Precedence: 42, Handler: multiplyAssignOperator}
|
|
|
|
var divideOpType = &operationType{Type: "DIVIDE", NumArgs: 2, Precedence: 42, Handler: divideOperator}
|
|
|
|
var moduloOpType = &operationType{Type: "MODULO", NumArgs: 2, Precedence: 42, Handler: moduloOperator}
|
|
|
|
var addOpType = &operationType{Type: "ADD", NumArgs: 2, Precedence: 42, Handler: addOperator}
|
|
var subtractOpType = &operationType{Type: "SUBTRACT", NumArgs: 2, Precedence: 42, Handler: subtractOperator}
|
|
var alternativeOpType = &operationType{Type: "ALTERNATIVE", NumArgs: 2, Precedence: 42, Handler: alternativeOperator}
|
|
|
|
var equalsOpType = &operationType{Type: "EQUALS", NumArgs: 2, Precedence: 40, Handler: equalsOperator}
|
|
var notEqualsOpType = &operationType{Type: "NOT_EQUALS", NumArgs: 2, Precedence: 40, Handler: notEqualsOperator}
|
|
|
|
var compareOpType = &operationType{Type: "COMPARE", NumArgs: 2, Precedence: 40, Handler: compareOperator}
|
|
var minOpType = &operationType{Type: "MIN", NumArgs: 0, Precedence: 40, Handler: minOperator}
|
|
var maxOpType = &operationType{Type: "MAX", NumArgs: 0, Precedence: 40, Handler: maxOperator}
|
|
|
|
// createmap needs to be above union, as we use union to build the components of the objects
|
|
var createMapOpType = &operationType{Type: "CREATE_MAP", NumArgs: 2, Precedence: 15, Handler: createMapOperator}
|
|
|
|
var shortPipeOpType = &operationType{Type: "SHORT_PIPE", NumArgs: 2, Precedence: 45, Handler: pipeOperator}
|
|
|
|
var lengthOpType = &operationType{Type: "LENGTH", NumArgs: 0, Precedence: 50, Handler: lengthOperator}
|
|
var lineOpType = &operationType{Type: "LINE", NumArgs: 0, Precedence: 50, Handler: lineOperator}
|
|
var columnOpType = &operationType{Type: "LINE", NumArgs: 0, Precedence: 50, Handler: columnOperator}
|
|
|
|
// Use this expression to create alias/syntactic sugar expressions (in lexer_participle).
|
|
var expressionOpType = &operationType{Type: "EXP", NumArgs: 0, Precedence: 50, Handler: expressionOperator}
|
|
|
|
var collectOpType = &operationType{Type: "COLLECT", NumArgs: 1, Precedence: 50, Handler: collectOperator}
|
|
var mapOpType = &operationType{Type: "MAP", NumArgs: 1, Precedence: 52, Handler: mapOperator, CheckForPostTraverse: true}
|
|
var filterOpType = &operationType{Type: "FILTER", NumArgs: 1, Precedence: 52, Handler: filterOperator, CheckForPostTraverse: true}
|
|
var errorOpType = &operationType{Type: "ERROR", NumArgs: 1, Precedence: 50, Handler: errorOperator}
|
|
var pickOpType = &operationType{Type: "PICK", NumArgs: 1, Precedence: 52, Handler: pickOperator, CheckForPostTraverse: true}
|
|
var omitOpType = &operationType{Type: "OMIT", NumArgs: 1, Precedence: 52, Handler: omitOperator, CheckForPostTraverse: true}
|
|
var evalOpType = &operationType{Type: "EVAL", NumArgs: 1, Precedence: 52, Handler: evalOperator, CheckForPostTraverse: true}
|
|
var mapValuesOpType = &operationType{Type: "MAP_VALUES", NumArgs: 1, Precedence: 52, Handler: mapValuesOperator, CheckForPostTraverse: true}
|
|
|
|
var formatDateTimeOpType = &operationType{Type: "FORMAT_DATE_TIME", NumArgs: 1, Precedence: 50, Handler: formatDateTime}
|
|
var withDtFormatOpType = &operationType{Type: "WITH_DATE_TIME_FORMAT", NumArgs: 1, Precedence: 50, Handler: withDateTimeFormat}
|
|
var nowOpType = &operationType{Type: "NOW", NumArgs: 0, Precedence: 50, Handler: nowOp}
|
|
var tzOpType = &operationType{Type: "TIMEZONE", NumArgs: 1, Precedence: 50, Handler: tzOp}
|
|
var fromUnixOpType = &operationType{Type: "FROM_UNIX", NumArgs: 0, Precedence: 50, Handler: fromUnixOp}
|
|
var toUnixOpType = &operationType{Type: "TO_UNIX", NumArgs: 0, Precedence: 50, Handler: toUnixOp}
|
|
|
|
var encodeOpType = &operationType{Type: "ENCODE", NumArgs: 0, Precedence: 50, Handler: encodeOperator}
|
|
var decodeOpType = &operationType{Type: "DECODE", NumArgs: 0, Precedence: 50, Handler: decodeOperator}
|
|
|
|
var anyOpType = &operationType{Type: "ANY", NumArgs: 0, Precedence: 50, Handler: anyOperator}
|
|
var allOpType = &operationType{Type: "ALL", NumArgs: 0, Precedence: 50, Handler: allOperator}
|
|
var containsOpType = &operationType{Type: "CONTAINS", NumArgs: 1, Precedence: 50, Handler: containsOperator}
|
|
var anyConditionOpType = &operationType{Type: "ANY_CONDITION", NumArgs: 1, Precedence: 50, Handler: anyOperator}
|
|
var allConditionOpType = &operationType{Type: "ALL_CONDITION", NumArgs: 1, Precedence: 50, Handler: allOperator}
|
|
|
|
var toEntriesOpType = &operationType{Type: "TO_ENTRIES", NumArgs: 0, Precedence: 52, Handler: toEntriesOperator, CheckForPostTraverse: true}
|
|
var fromEntriesOpType = &operationType{Type: "FROM_ENTRIES", NumArgs: 0, Precedence: 50, Handler: fromEntriesOperator}
|
|
var withEntriesOpType = &operationType{Type: "WITH_ENTRIES", NumArgs: 1, Precedence: 50, Handler: withEntriesOperator}
|
|
|
|
var withOpType = &operationType{Type: "WITH", NumArgs: 1, Precedence: 50, Handler: withOperator}
|
|
|
|
var splitDocumentOpType = &operationType{Type: "SPLIT_DOC", NumArgs: 0, Precedence: 50, Handler: splitDocumentOperator}
|
|
var getVariableOpType = &operationType{Type: "GET_VARIABLE", NumArgs: 0, Precedence: 55, Handler: getVariableOperator}
|
|
var getStyleOpType = &operationType{Type: "GET_STYLE", NumArgs: 0, Precedence: 50, Handler: getStyleOperator}
|
|
var getTagOpType = &operationType{Type: "GET_TAG", NumArgs: 0, Precedence: 50, Handler: getTagOperator}
|
|
var getKindOpType = &operationType{Type: "GET_KIND", NumArgs: 0, Precedence: 50, Handler: getKindOperator}
|
|
|
|
var getKeyOpType = &operationType{Type: "GET_KEY", NumArgs: 0, Precedence: 50, Handler: getKeyOperator}
|
|
var isKeyOpType = &operationType{Type: "IS_KEY", NumArgs: 0, Precedence: 50, Handler: isKeyOperator}
|
|
var getParentOpType = &operationType{Type: "GET_PARENT", NumArgs: 0, Precedence: 50, Handler: getParentOperator}
|
|
|
|
var getCommentOpType = &operationType{Type: "GET_COMMENT", NumArgs: 0, Precedence: 50, Handler: getCommentsOperator}
|
|
var getAnchorOpType = &operationType{Type: "GET_ANCHOR", NumArgs: 0, Precedence: 50, Handler: getAnchorOperator}
|
|
var getAliasOpType = &operationType{Type: "GET_ALIAS", NumArgs: 0, Precedence: 50, Handler: getAliasOperator}
|
|
var getDocumentIndexOpType = &operationType{Type: "GET_DOCUMENT_INDEX", NumArgs: 0, Precedence: 50, Handler: getDocumentIndexOperator}
|
|
var getFilenameOpType = &operationType{Type: "GET_FILENAME", NumArgs: 0, Precedence: 50, Handler: getFilenameOperator}
|
|
var getFileIndexOpType = &operationType{Type: "GET_FILE_INDEX", NumArgs: 0, Precedence: 50, Handler: getFileIndexOperator}
|
|
|
|
var getPathOpType = &operationType{Type: "GET_PATH", NumArgs: 0, Precedence: 52, Handler: getPathOperator, CheckForPostTraverse: true}
|
|
var setPathOpType = &operationType{Type: "SET_PATH", NumArgs: 1, Precedence: 50, Handler: setPathOperator}
|
|
var delPathsOpType = &operationType{Type: "DEL_PATHS", NumArgs: 1, Precedence: 50, Handler: delPathsOperator}
|
|
|
|
var explodeOpType = &operationType{Type: "EXPLODE", NumArgs: 1, Precedence: 50, Handler: explodeOperator}
|
|
var sortByOpType = &operationType{Type: "SORT_BY", NumArgs: 1, Precedence: 52, Handler: sortByOperator}
|
|
var reverseOpType = &operationType{Type: "REVERSE", NumArgs: 0, Precedence: 52, Handler: reverseOperator, CheckForPostTraverse: true}
|
|
var sortOpType = &operationType{Type: "SORT", NumArgs: 0, Precedence: 52, Handler: sortOperator, CheckForPostTraverse: true}
|
|
var shuffleOpType = &operationType{Type: "SHUFFLE", NumArgs: 0, Precedence: 52, Handler: shuffleOperator, CheckForPostTraverse: true}
|
|
|
|
var sortKeysOpType = &operationType{Type: "SORT_KEYS", NumArgs: 1, Precedence: 52, Handler: sortKeysOperator, CheckForPostTraverse: true}
|
|
|
|
var joinStringOpType = &operationType{Type: "JOIN", NumArgs: 1, Precedence: 50, Handler: joinStringOperator}
|
|
var subStringOpType = &operationType{Type: "SUBSTR", NumArgs: 1, Precedence: 50, Handler: substituteStringOperator}
|
|
var matchOpType = &operationType{Type: "MATCH", NumArgs: 1, Precedence: 50, Handler: matchOperator}
|
|
var captureOpType = &operationType{Type: "CAPTURE", NumArgs: 1, Precedence: 50, Handler: captureOperator}
|
|
var testOpType = &operationType{Type: "TEST", NumArgs: 1, Precedence: 50, Handler: testOperator}
|
|
var splitStringOpType = &operationType{Type: "SPLIT", NumArgs: 1, Precedence: 50, Handler: splitStringOperator}
|
|
var changeCaseOpType = &operationType{Type: "CHANGE_CASE", NumArgs: 0, Precedence: 50, Handler: changeCaseOperator}
|
|
var trimOpType = &operationType{Type: "TRIM", NumArgs: 0, Precedence: 50, Handler: trimSpaceOperator}
|
|
var toStringOpType = &operationType{Type: "TO_STRING", NumArgs: 0, Precedence: 50, Handler: toStringOperator}
|
|
var stringInterpolationOpType = &operationType{Type: "STRING_INT", NumArgs: 0, Precedence: 50, Handler: stringInterpolationOperator, ToString: valueToStringFunc}
|
|
|
|
var loadOpType = &operationType{Type: "LOAD", NumArgs: 1, Precedence: 52, Handler: loadOperator, CheckForPostTraverse: true}
|
|
var loadStringOpType = &operationType{Type: "LOAD_STRING", NumArgs: 1, Precedence: 52, Handler: loadStringOperator}
|
|
|
|
var keysOpType = &operationType{Type: "KEYS", NumArgs: 0, Precedence: 52, Handler: keysOperator, CheckForPostTraverse: true}
|
|
|
|
var collectObjectOpType = &operationType{Type: "COLLECT_OBJECT", NumArgs: 0, Precedence: 50, Handler: collectObjectOperator}
|
|
|
|
var traversePathOpType = &operationType{Type: "TRAVERSE_PATH", NumArgs: 0, Precedence: 55, Handler: traversePathOperator,
|
|
ToString: func(p *Operation) string {
|
|
return fmt.Sprintf("%v", p.Value)
|
|
}}
|
|
|
|
var traverseArrayOpType = &operationType{Type: "TRAVERSE_ARRAY", NumArgs: 2, Precedence: 50, Handler: traverseArrayOperator}
|
|
|
|
var selfReferenceOpType = &operationType{Type: "SELF", NumArgs: 0, Precedence: 55, Handler: selfOperator}
|
|
var valueOpType = &operationType{Type: "VALUE", NumArgs: 0, Precedence: 50, Handler: valueOperator, ToString: valueToStringFunc}
|
|
var referenceOpType = &operationType{Type: "REF", NumArgs: 0, Precedence: 50, Handler: referenceOperator}
|
|
var envOpType = &operationType{Type: "ENV", NumArgs: 0, Precedence: 52, Handler: envOperator, CheckForPostTraverse: true}
|
|
var notOpType = &operationType{Type: "NOT", NumArgs: 0, Precedence: 50, Handler: notOperator}
|
|
var toNumberOpType = &operationType{Type: "TO_NUMBER", NumArgs: 0, Precedence: 50, Handler: toNumberOperator}
|
|
var emptyOpType = &operationType{Type: "EMPTY", Precedence: 50, Handler: emptyOperator}
|
|
|
|
var envsubstOpType = &operationType{Type: "ENVSUBST", NumArgs: 0, Precedence: 50, Handler: envsubstOperator}
|
|
|
|
var recursiveDescentOpType = &operationType{Type: "RECURSIVE_DESCENT", NumArgs: 0, Precedence: 50, Handler: recursiveDescentOperator}
|
|
|
|
var selectOpType = &operationType{Type: "SELECT", NumArgs: 1, Precedence: 50, Handler: selectOperator}
|
|
var hasOpType = &operationType{Type: "HAS", NumArgs: 1, Precedence: 50, Handler: hasOperator}
|
|
var uniqueOpType = &operationType{Type: "UNIQUE", NumArgs: 0, Precedence: 50, Handler: unique}
|
|
var uniqueByOpType = &operationType{Type: "UNIQUE_BY", NumArgs: 1, Precedence: 50, Handler: uniqueBy}
|
|
var groupByOpType = &operationType{Type: "GROUP_BY", NumArgs: 1, Precedence: 50, Handler: groupBy}
|
|
var flattenOpType = &operationType{Type: "FLATTEN_BY", NumArgs: 0, Precedence: 50, Handler: flattenOp}
|
|
var deleteChildOpType = &operationType{Type: "DELETE", NumArgs: 1, Precedence: 40, Handler: deleteChildOperator}
|
|
|
|
var pivotOpType = &operationType{Type: "PIVOT", NumArgs: 0, Precedence: 50, Handler: pivotOperator}
|
|
|
|
// debugging purposes only
|
|
func (p *Operation) toString() string {
|
|
if p == nil {
|
|
return "OP IS NIL"
|
|
}
|
|
if p.OperationType.ToString != nil {
|
|
return p.OperationType.ToString(p)
|
|
}
|
|
return fmt.Sprintf("%v", p.OperationType.Type)
|
|
}
|