promql: remove DotGraph methods from nodes.
This commit is contained in:
Fabian Reinartz
parent
c716d8a47b
commit
e7659f908c
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@ -40,8 +40,6 @@ type Node interface {
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// String representation of the node that returns the given node when parsed
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// as part of a valid query.
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String() string
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// DotGraph returns a dot graph representation of the node.
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DotGraph() string
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}
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// Statement is a generic interface for all statements.
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@ -15,7 +15,6 @@ package promql
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import (
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"fmt"
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"reflect"
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"sort"
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"strings"
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@ -246,158 +245,3 @@ func (node *VectorSelector) String() string {
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sort.Strings(labelStrings)
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return fmt.Sprintf("%s{%s}", node.Name, strings.Join(labelStrings, ","))
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}
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// DotGraph returns a DOT representation of a statement list.
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func (ss Statements) DotGraph() string {
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graph := ""
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for _, stmt := range ss {
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graph += stmt.DotGraph()
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}
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return graph
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}
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// DotGraph returns a DOT representation of the alert statement.
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func (node *AlertStmt) DotGraph() string {
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graph := fmt.Sprintf(
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`digraph "Alert Statement" {
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%#p[shape="box",label="ALERT %s IF FOR %s"];
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%#p -> %x;
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%s
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}`,
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node, node.Name, strutil.DurationToString(node.Duration),
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node, reflect.ValueOf(node.Expr).Pointer(),
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node.Expr.DotGraph(),
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)
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return graph
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}
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// DotGraph returns a DOT representation of the eval statement.
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func (node *EvalStmt) DotGraph() string {
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graph := fmt.Sprintf(
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`%#p[shape="box",label="[%d:%s:%d]";
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%#p -> %x;
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%s
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}`,
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node, node.Start, node.End, node.Interval,
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node, reflect.ValueOf(node.Expr).Pointer(),
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node.Expr.DotGraph(),
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)
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return graph
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}
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// DotGraph returns a DOT representation of the record statement.
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func (node *RecordStmt) DotGraph() string {
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graph := fmt.Sprintf(
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`%#p[shape="box",label="%s = "];
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%#p -> %x;
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%s
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}`,
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node, node.Name,
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node, reflect.ValueOf(node.Expr).Pointer(),
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node.Expr.DotGraph(),
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)
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return graph
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}
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// DotGraph returns a DOT representation of // DotGraph returns a DOT representation of the record statement.
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// DotGraph returns a DOT representation of a statement list.
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func (es Expressions) DotGraph() string {
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graph := ""
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for _, expr := range es {
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graph += expr.DotGraph()
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}
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return graph
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}
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// DotGraph returns a DOT representation of the vector aggregation.
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func (node *AggregateExpr) DotGraph() string {
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groupByStrings := make([]string, 0, len(node.Grouping))
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for _, label := range node.Grouping {
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groupByStrings = append(groupByStrings, string(label))
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}
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graph := fmt.Sprintf("%#p[label=\"%s BY (%s)\"]\n",
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node,
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node.Op,
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strings.Join(groupByStrings, ", "))
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graph += fmt.Sprintf("%#p -> %x;\n", node, reflect.ValueOf(node.Expr).Pointer())
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graph += node.Expr.DotGraph()
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return graph
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}
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// DotGraph returns a DOT representation of the expression.
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func (node *BinaryExpr) DotGraph() string {
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nodeAddr := reflect.ValueOf(node).Pointer()
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graph := fmt.Sprintf(
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`
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%x[label="%s"];
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%x -> %x;
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%x -> %x;
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%s
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%s
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}`,
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nodeAddr, node.Op,
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nodeAddr, reflect.ValueOf(node.LHS).Pointer(),
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nodeAddr, reflect.ValueOf(node.RHS).Pointer(),
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node.LHS.DotGraph(),
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node.RHS.DotGraph(),
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)
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return graph
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}
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// DotGraph returns a DOT representation of the function call.
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func (node *Call) DotGraph() string {
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graph := fmt.Sprintf("%#p[label=\"%s\"];\n", node, node.Func.Name)
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graph += functionArgsToDotGraph(node, node.Args)
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return graph
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}
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// DotGraph returns a DOT representation of the number literal.
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func (node *NumberLiteral) DotGraph() string {
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return fmt.Sprintf("%#p[label=\"%v\"];\n", node, node.Val)
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}
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// DotGraph returns a DOT representation of the encapsulated expression.
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func (node *ParenExpr) DotGraph() string {
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return node.Expr.DotGraph()
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}
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// DotGraph returns a DOT representation of the matrix selector.
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func (node *MatrixSelector) DotGraph() string {
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return fmt.Sprintf("%#p[label=\"%s\"];\n", node, node)
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}
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// DotGraph returns a DOT representation of the string literal.
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func (node *StringLiteral) DotGraph() string {
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return fmt.Sprintf("%#p[label=\"'%q'\"];\n", node, node.Val)
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}
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// DotGraph returns a DOT representation of the unary expression.
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func (node *UnaryExpr) DotGraph() string {
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nodeAddr := reflect.ValueOf(node).Pointer()
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graph := fmt.Sprintf(
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`
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%x[label="%s"];
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%x -> %x;
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%s
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%s
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}`,
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nodeAddr, node.Op,
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nodeAddr, reflect.ValueOf(node.Expr).Pointer(),
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node.Expr.DotGraph(),
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)
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return graph
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}
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// DotGraph returns a DOT representation of the vector selector.
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func (node *VectorSelector) DotGraph() string {
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return fmt.Sprintf("%#p[label=\"%s\"];\n", node, node)
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}
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func functionArgsToDotGraph(node Node, args Expressions) string {
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graph := args.DotGraph()
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for _, arg := range args {
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graph += fmt.Sprintf("%x -> %x;\n", reflect.ValueOf(node).Pointer(), reflect.ValueOf(arg).Pointer())
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}
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return graph
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}
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