all: remove duplicate words in comments

Closes #1895 as merged as of commit 2498b54.

Signed-off-by: Abirdcfly <[email protected]>
Change-Id: I8581f2a036427e607bdb42141cabc93db95bda0a
Reviewed-on: https://review.gerrithub.io/c/cue-lang/cue/+/552161
Unity-Result: CUEcueckoo <[email protected]>
TryBot-Result: CUEcueckoo <[email protected]>
Reviewed-by: Roger Peppe <[email protected]>

Author: Abirdcfly

encoding/jsonschema/constraints.go

@@ -469,7 +469,7 @@ var constraints = []*constraint{
 			state.doc(f)
 			f.Optional = token.Blank.Pos()
 			if len(obj.Elts) > 0 && len(f.Comments()) > 0 {
-				// TODO: change formatter such that either a a NewSection on the
+				// TODO: change formatter such that either a NewSection on the
 				// field or doc comment will cause a new section.
 				ast.SetRelPos(f.Comments()[0], token.NewSection)
 			}
@@ -573,7 +573,7 @@ var constraints = []*constraint{
 	p2("patternProperties", func(n cue.Value, s *state) {
 		s.usedTypes |= cue.StructKind
 		if n.Kind() != cue.StructKind {
-			s.errf(n, `value of "patternProperties" must be an an object, found %v`, n.Kind())
+			s.errf(n, `value of "patternProperties" must be an object, found %v`, n.Kind())
 		}
 		obj := s.object(n)
 		existing := excludeFields(s.obj.Elts)

internal/cmd/qgo/qgo.go

@@ -41,7 +41,7 @@ Commands:
 extract		Extract one-line signature of exported types of
 			the given package.
 
-			Functions that have have more than one return
+			Functions that have more than one return
 			argument or unknown types are skipped.
 `
 

internal/core/adt/context.go

@@ -85,7 +85,7 @@ func DebugSortFields(c *OpContext, a []Feature) {
 // Assert panics if the condition is false. Assert can be used to check for
 // conditions that are considers to break an internal variant or unexpected
 // condition, but that nonetheless probably will be handled correctly down the
-// line. For instance, a faulty condition could lead to to error being caught
+// line. For instance, a faulty condition could lead to error being caught
 // down the road, but resulting in an inaccurate error message. In production
 // code it is better to deal with the bad error message than to panic.
 //

internal/core/adt/disjunct.go

@@ -373,7 +373,7 @@ func (n *nodeContext) expandDisjuncts(
 		// the value was scalar before, we drop this information when there is
 		// only one disjunct, while not discarding hard defaults. TODO: a more
 		// principled approach would be to recognize that there is only one
-		// default at a point where this does not break commutativity. if
+		// default at a point where this does not break commutativity.
 		// if len(n.disjuncts) == 1 && n.disjuncts[0].defaultMode != isDefault {
 		// 	n.disjuncts[0].defaultMode = maybeDefault
 		// }

internal/core/adt/eval.go

@@ -476,7 +476,7 @@ func (n *nodeContext) postDisjunct(state vertexStatus) {
 		//		// AllConjunctsDone before evaluating b._env, it is still okay
 		//		// to add arcs to b after this evaluation: only the set of arcs
 		//		// in b._env needs to be frozen after that.
-		//		for for k2, v2 in b._env {
+		//		for k2, v2 in b._env {
 		//			("b"): env: (k2): v2
 		//		}
 		//	}
@@ -2076,7 +2076,7 @@ func (n *nodeContext) expandOne(state vertexStatus) (done bool) {
 	for _, x := range exprs {
 		n.addExprConjunct(x.c, state)
 
-		// collect and and or
+		// collect and or
 	}
 	if len(n.exprs) < len(exprs) {
 		return true

internal/core/adt/expr.go

@@ -1245,7 +1245,7 @@ func (x *BinaryExpr) evaluate(c *OpContext, state vertexStatus) Value {
 		}
 
 		// Do not fully evaluate the Vertex: if it is embedded within a
-		// a struct with arcs that are referenced from within this expression,
+		// struct with arcs that are referenced from within this expression,
 		// it will end up adding "locked" fields, resulting in an error.
 		// It will be the responsibility of the "caller" to get the result
 		// to the required state. If the struct is already dynamic, we will

pkg/tool/exec/exec.cue

@@ -44,7 +44,7 @@ Run: {
 	// If it is of typ bytes or string, that input will be used instead.
 	stdin: *null | string | bytes
 
-	// success is set to true when the process terminates with with a zero exit
+	// success is set to true when the process terminates with a zero exit
 	// code or false otherwise. The user can explicitly specify the value
 	// force a fatal error if the desired success code is not reached.
 	success: bool