Class: CdtContext

Methods

---

<static> getContextType(ctx,, type,)

Retrieve expression type list/map from ctx or from type.

Parameters:

Name	Type	Description
ctx,	CdtContext	ctx value object.
type,	number	exp.type default expression type.

Source:

• cdt_context.js, line 163

Returns:

exp.type expression type.

Type

number

---

addListIndex(index)

Lookup list by index offset.

If the index is negative, the resolved index starts backwards from end of list. If an index is out of bounds, a parameter error will be returned. Examples:

• 0: First item.
• 4: Fifth item.
• -1: Last item.
• -3: Third to last item.

Parameters:

Name	Type	Description
index	number	List index

Source:

• cdt_context.js, line 65

Returns:

Updated CDT context, so calls can be chained.

Type

CdtContext

---

addListRank(rank)

Lookup list by rank.

Examples:

• 0 = smallest value
• N = Nth smallest value
• -1 = largest value

Parameters:

Name	Type	Description
rank	number	List rank

Source:

• cdt_context.js, line 81

Returns:

Updated CDT context, so calls can be chained.

Type

CdtContext

---

addListValue(value)

Lookup list by value.

Parameters:

Name	Type	Description
value	any	List value

Source:

• cdt_context.js, line 91

Returns:

Updated CDT context, so calls can be chained.

Type

CdtContext

---

addMapIndex(index)

Lookup map by index offset.

If the index is negative, the resolved index starts backwards from end of list. If an index is out of bounds, a parameter error will be returned. Examples:

• 0: First item.
• 4: Fifth item.
• -1: Last item.
• -3: Third to last item.

Parameters:

Name	Type	Description
index	number	Map index

Source:

• cdt_context.js, line 110

Returns:

Updated CDT context, so calls can be chained.

Type

CdtContext

---

addMapKey(key)

Lookup map by key.

Parameters:

Name	Type	Description
key	any	Map key

Source:

• cdt_context.js, line 136

Returns:

Updated CDT context, so calls can be chained.

Type

CdtContext

---

addMapRank(rank)

Lookup map by rank.

Examples:

• 0 = smallest value
• N = Nth smallest value
• -1 = largest value

Parameters:

Name	Type	Description
rank	number	Map rank

Source:

• cdt_context.js, line 126

Returns:

Updated CDT context, so calls can be chained.

Type

CdtContext

---

addMapValue(value)

Lookup map by value.

Parameters:

Name	Type	Description
value	any	Map value

Source:

• cdt_context.js, line 146

Returns:

Updated CDT context, so calls can be chained.

Type

CdtContext