CS 476 Programming Language Design William Mansky ConstraintBased

CS 476 – Programming Language Design William Mansky

Constraint-Based Type Inference • 1

Unification • 2

The Unification Algorithm • 3

The Unification Algorithm: Discard • 4

The Unification Algorithm: Discard • 5

The Unification Algorithm: Substitute (L) • 6

The Unification Algorithm: Substitute (L) • 7

The Unification Algorithm: Substitute (L) • 8

The Unification Algorithm: Substitute (L) • 9

The Unification Algorithm: Substitute (R) • 10

The Unification Algorithm: Decompose • 11

The Unification Algorithm: Decompose • 12

The Unification Algorithm: Decompose • 13

The Unification Algorithm: Decompose • 14

The Unification Algorithm • 15

Constraint-Based Type Inference • 17

Constraint-Based Type Inference: Rules 18

The Unification Algorithm • 19

Constraint-Based Type Inference: Example 20

Constraint-Based Type Inference: Example 21

Constraint-Based Type Inference: Example 22

Constraint-Based Type Inference: Example 23

Constraint-Based Type Inference: Example 24

Constraint-Based Type Inference: Example 25

Constraint-Based Type Inference: Example 26

Constraint-Based Type Inference: Example 27

Constraint-Based Type Inference: Example 28

Constraint-Based Type Inference: Example 29

Constraint-Based Type Inference: Example 30

Constraint-Based Type Inference: Example 31

Constraint-Based Type Inference: Example 32

Constraint-Based Type Inference: Example 33

Constraint-Based Type Inference: Example 35

Constraint-Based Type Inference: Example 36

Constraint-Based Type Inference: Example 37

Constraint-Based Type Inference: Example 38

Constraint-Based Type Inference: Example 39

Constraint-Based Type Inference: Example 40

Constraint-Based Type Inference: Example 41

Constraint-Based Type Inference: Example 42

Implementing Type Inference 44