mini-pronouns parsing

src/demo-components/ParserDemo.tsx

@@ -11,7 +11,7 @@ const working = [
   "phrases with simple verbs",
   "basic verb tenses",
   "noun phrases",
-  "mini-pronouns for shrunken servants",
+  "mini-pronouns",
   "grammar error correction",
   "negatives",
   "imperative verbs",
@@ -21,14 +21,12 @@ const working = [
 const todo = [
   "compound verbs",
   "adjectival participles",
-  "adverbial phrases",
   "relative clauses",
   "equative verbs",
   "ability verbs",
   "passive verbs",
   "quantifiers",
   "demonstrative pronouns",
-  "mini-pronouns for possesives",
   "approximate spelling",
 ];
 
@@ -38,7 +36,7 @@ const examples = [
   "یو به مې ړلې",
   "د غټې ماشومې زاړه پلار ولیدم",
   "ستا پخواني ملګري مې ولیدل",
-  "پرون مې ولیدې",
+  "پرون مې دې ملګرې ولیده",
   "ما ډوډۍ خوړله",
   "وامې نه خیست",
   "وبه مې وینې",

src/lib/src/parsing/parse-vp.test.ts

@@ -13,7 +13,7 @@ import { lookup, wordQuery } from "./lookup";
 import { parseVP } from "./parse-vp";
 import { tokenizer } from "./tokenizer";
 import { tlul } from "./irreg-verbs";
-import { getPeople, removeKeys } from "./utils";
+import { addShrunkenPossesor, getPeople, removeKeys } from "./utils";
 
 const sarey = wordQuery("سړی", "noun");
 const rasedul = wordQuery("رسېدل", "verb");
@@ -259,6 +259,11 @@ const tests: {
           },
         ],
       },
+      {
+        input: "ماشوم ځې",
+        output: [],
+        error: true,
+      },
     ],
   },
   {
@@ -890,47 +895,95 @@ const tests: {
         ],
       },
       {
-        input: "سړی یې وویني",
-        output: getPeople(3, "both").map((person) => ({
-          blocks: [
-            {
-              key: 1,
-              block: makeSubjectSelectionComplete({
-                type: "NP",
-                selection: makeNounSelection(sarey, undefined),
-              }),
+        input: "سړی یې ووهي",
+        output: [
+          ...getPeople(3, "both").map<T.VPSelectionComplete>((person) => ({
+            blocks: [
+              {
+                key: 1,
+                block: makeSubjectSelectionComplete({
+                  type: "NP",
+                  selection: makeNounSelection(sarey, undefined),
+                }),
+              },
+              {
+                key: 1,
+                block: makeObjectSelectionComplete({
+                  type: "NP",
+                  selection: makePronounSelection(person),
+                }),
+              },
+            ],
+            verb: {
+              type: "verb",
+              verb: wahul,
+              transitivity: "transitive",
+              canChangeTransitivity: false,
+              canChangeStatDyn: false,
+              negative: false,
+              tense: "subjunctiveVerb",
+              canChangeVoice: true,
+              isCompound: false,
+              voice: "active",
             },
-            {
-              key: 1,
-              block: makeObjectSelectionComplete({
-                type: "NP",
-                selection: makePronounSelection(person),
-              }),
+            externalComplement: undefined,
+            form: {
+              removeKing: false,
+              shrinkServant: true,
             },
-          ],
-          verb: {
-            type: "verb",
-            verb: leedul,
-            transitivity: "transitive",
-            canChangeTransitivity: false,
-            canChangeStatDyn: false,
-            negative: false,
-            tense: "subjunctiveVerb",
-            canChangeVoice: true,
-            isCompound: false,
-            voice: "active",
-          },
-          externalComplement: undefined,
-          form: {
-            removeKing: false,
-            shrinkServant: true,
-          },
-        })),
+          })),
+          ...getPeople(3, "both").flatMap<T.VPSelectionComplete>((person) =>
+            getPeople(3, "both").map<T.VPSelectionComplete>((person2) => ({
+              blocks: [
+                {
+                  key: 1,
+                  block: makeSubjectSelectionComplete({
+                    type: "NP",
+                    selection: makePronounSelection(person),
+                  }),
+                },
+                {
+                  key: 1,
+                  block: makeObjectSelectionComplete(
+                    addShrunkenPossesor(
+                      {
+                        type: "NP",
+                        selection: makeNounSelection(sarey, undefined),
+                      },
+                      person2
+                    )
+                  ),
+                },
+              ],
+              verb: {
+                type: "verb",
+                verb: wahul,
+                transitivity: "transitive",
+                canChangeTransitivity: false,
+                canChangeStatDyn: false,
+                negative: false,
+                tense: "subjunctiveVerb",
+                canChangeVoice: true,
+                isCompound: false,
+                voice: "active",
+              },
+              externalComplement: undefined,
+              form: {
+                removeKing: true,
+                shrinkServant: false,
+              },
+            }))
+          ),
+        ],
       },
       {
         input: "سړی مو ویني",
-        output: [...getPeople(1, "pl"), ...getPeople(2, "pl")].map(
-          (person) => ({
+        output: [
+          // the man sees you/us
+          ...[
+            ...getPeople(1, "pl"),
+            ...getPeople(2, "pl"),
+          ].map<T.VPSelectionComplete>((person) => ({
             blocks: [
               {
                 key: 1,
@@ -964,13 +1017,98 @@ const tests: {
               removeKing: false,
               shrinkServant: true,
             },
-          })
-        ),
-      },
-      {
-        input: "سړي مې واهه",
-        output: [],
-        error: true,
+          })),
+          // your/our man sees
+          ...[
+            ...getPeople(1, "pl"),
+            ...getPeople(2, "pl"),
+          ].map<T.VPSelectionComplete>((person) => ({
+            blocks: [
+              {
+                key: 1,
+                block: makeSubjectSelectionComplete(
+                  addShrunkenPossesor(
+                    {
+                      type: "NP",
+                      selection: makeNounSelection(sarey, undefined),
+                    },
+                    person
+                  )
+                ),
+              },
+              {
+                key: 1,
+                block: {
+                  type: "objectSelection",
+                  selection: T.Person.ThirdPlurMale,
+                },
+              },
+            ],
+            verb: {
+              type: "verb",
+              verb: leedul,
+              transitivity: "grammatically transitive",
+              canChangeTransitivity: false,
+              canChangeStatDyn: false,
+              negative: false,
+              tense: "presentVerb",
+              canChangeVoice: true,
+              isCompound: false,
+              voice: "active",
+            },
+            externalComplement: undefined,
+            form: {
+              removeKing: false,
+              shrinkServant: false,
+            },
+          })),
+          // they/he sees your/our man
+          ...[
+            ...getPeople(1, "pl"),
+            ...getPeople(2, "pl"),
+          ].flatMap<T.VPSelectionComplete>((possPers) =>
+            getPeople(3, "both").map<T.VPSelectionComplete>((subjPers) => ({
+              blocks: [
+                {
+                  key: 1,
+                  block: makeSubjectSelectionComplete({
+                    type: "NP",
+                    selection: makePronounSelection(subjPers),
+                  }),
+                },
+                {
+                  key: 1,
+                  block: makeObjectSelectionComplete(
+                    addShrunkenPossesor(
+                      {
+                        type: "NP",
+                        selection: makeNounSelection(sarey, undefined),
+                      },
+                      possPers
+                    )
+                  ),
+                },
+              ],
+              verb: {
+                type: "verb",
+                verb: leedul,
+                transitivity: "transitive",
+                canChangeTransitivity: false,
+                canChangeStatDyn: false,
+                negative: false,
+                tense: "presentVerb",
+                canChangeVoice: true,
+                isCompound: false,
+                voice: "active",
+              },
+              externalComplement: undefined,
+              form: {
+                removeKing: true,
+                shrinkServant: false,
+              },
+            }))
+          ),
+        ],
       },
     ],
   },

src/lib/src/parsing/parse-vp.ts

@@ -1,6 +1,8 @@
 import * as T from "../../../types";
 import {
+  addShrunkenPossesor,
   bindParseResult,
+  canTakeShrunkenPossesor,
   isNeg,
   isNonOoPh,
   isPH,
@@ -28,6 +30,8 @@ import { equals, zip } from "rambda";
 import { isImperativeTense } from "../type-predicates";
 // to hide equatives type-doubling issue
 
+// TODO: problem with 3rd pers sing verb endings اواز مې دې واورېده
+
 // TODO: word query for kawul/kedul/stat/dyn
 
 // TODO: test all types with pronouns
@@ -43,33 +47,38 @@ export function parseVP(
     return [];
   }
   const blocks = parseBlocks(tokens, lookup, [], []);
-  return bindParseResult(blocks, (tokens, { blocks, kids }) => {
-    const ba = kids.some((k) => k === "ba");
-    const miniPronouns = getMiniPronouns(kids);
-    const npsAndAps = blocks.filter(
-      (x): x is T.ParsedNP | T.APSelection => x.type === "NP" || x.type === "AP"
-    );
-    const verbSection = blocks.findIndex(startsVerbSection);
-    // TODO: would be nice if this could pass error messages about the
-    // negative being out of place etc
-    if (!verbSectionOK(blocks.slice(verbSection))) {
-      return [];
+  return bindParseResult(
+    createPossesivePossibilities(blocks),
+    (tokens, { blocks, kids }) => {
+      const ba = kids.some((k) => k === "ba");
+      const miniPronouns = getMiniPronouns(kids);
+      const npsAndAps = blocks.filter(
+        (x): x is T.ParsedNP | T.APSelection =>
+          x.type === "NP" || x.type === "AP"
+      );
+      const verbSection = blocks.findIndex(startsVerbSection);
+      // TODO: would be nice if this could pass error messages about the
+      // negative being out of place etc
+      if (!verbSectionOK(blocks.slice(verbSection))) {
+        return [];
+      }
+      const tenses = getTenses(blocks, ba);
+      // TODO get errors from the get tenses (perfect verbs not agreeing)
+      return tenses.flatMap(
+        ({ tense, person, transitivities, negative, verb }) =>
+          finishPossibleVPSs({
+            tense,
+            transitivities,
+            npsAndAps,
+            miniPronouns,
+            tokens,
+            negative,
+            verb,
+            person,
+          })
+      );
     }
-    const tenses = getTenses(blocks, ba);
-    // TODO get errors from the get tenses (perfect verbs not agreeing)
-    return tenses.flatMap(({ tense, person, transitivities, negative, verb }) =>
-      finishPossibleVPSs({
-        tense,
-        transitivities,
-        npsAndAps,
-        miniPronouns,
-        tokens,
-        negative,
-        verb,
-        person,
-      })
-    );
-  });
+  );
 }
 
 function getTenses(
@@ -311,6 +320,11 @@ function finishIntransitive({
       message: "subject of intransitive verb must not be inflected",
     });
   }
+  if (subjectPerson !== person) {
+    errors.push({
+      message: "subject and verb must agree for intransitive verb",
+    });
+  }
   const blocks: T.VPSBlockComplete[] = [
     ...mapOutnpsAndAps(["S"], npsAndAps),
     {
@@ -487,6 +501,9 @@ function finishTransitive({
           }
         }
       } else {
+        if (miniPronouns.length > 1) {
+          errors.push({ message: "unknown mini-pronoun" });
+        }
         if (np.inflected) {
           errors.push({
             message: !isPast
@@ -553,6 +570,9 @@ function finishTransitive({
       }));
     });
   } else {
+    const miniPronErrors: T.ParseError[] = miniPronouns.length
+      ? [{ message: "unknown mini-pronoun" }]
+      : [];
     if (isPast) {
       return (
         [
@@ -598,7 +618,7 @@ function finishTransitive({
               shrinkServant: false,
             },
           } as T.VPSelectionComplete,
-          errors
+          [...miniPronErrors, ...errors]
         );
       });
     } else {
@@ -657,7 +677,7 @@ function finishTransitive({
               shrinkServant: false,
             },
           } as T.VPSelectionComplete,
-          errors
+          [...miniPronErrors, ...errors]
         );
       });
     }
@@ -1033,3 +1053,143 @@ function mapOutnpsAndAps(
     }
   });
 }
+
+/**
+ * Given a set of blocks and kids, produces all possible arrangements
+ * with the mini-pronouns being used as possesives, or not
+ *
+ * Case 1: no mini pronouns
+ *  1. return as is
+ *
+ * Case 2: one mini pronoun
+ *  1. don't use any as possesive
+ *  2. use the mini pronoun as a possesive (in all possible places)
+ *
+ * Case 3: two mini pronouns
+ *  1. don't use any as possesive
+ *  2. use first as possesive
+ *  3. use second as possesive
+ *  4. use both as possesives
+ *
+ * @param blocks
+ * @returns
+ */
+function createPossesivePossibilities(
+  blocks: T.ParseResult<{
+    kids: T.ParsedKid[];
+    blocks: T.ParsedBlock[];
+  }>[]
+): T.ParseResult<{
+  kids: T.ParsedKid[];
+  blocks: T.ParsedBlock[];
+}>[] {
+  function pullOutMiniPronoun(
+    body: {
+      kids: T.ParsedKid[];
+      blocks: T.ParsedBlock[];
+    },
+    pos: 0 | 1
+  ): {
+    adjusted: {
+      kids: T.ParsedKid[];
+      blocks: T.ParsedBlock[];
+    };
+    miniPronoun: T.ParsedMiniPronoun;
+  } {
+    const miniPronoun = getMiniPronouns(body.kids)[pos];
+    if (!miniPronoun) {
+      throw new Error("tried to pull out non-existent mini-pronoun");
+    }
+    return {
+      miniPronoun,
+      adjusted: {
+        kids: body.kids.filter((x) => x !== miniPronoun),
+        blocks: body.blocks,
+      },
+    };
+  }
+  function spreadOutPoss(
+    body: {
+      kids: T.ParsedKid[];
+      blocks: T.ParsedBlock[];
+    },
+    pos: 0 | 1
+  ): {
+    kids: T.ParsedKid[];
+    blocks: T.ParsedBlock[];
+  }[] {
+    const { miniPronoun, adjusted } = pullOutMiniPronoun(body, pos);
+    const people = getPeopleFromMiniPronouns([miniPronoun]);
+    // TODO: turn into reduce?
+    // TODO: allow possesives for sandwiches
+    return adjusted.blocks
+      .flatMap((x, i) => {
+        if (
+          (x.type === "NP" && canTakeShrunkenPossesor(x.selection)) ||
+          (x.type === "AP" && canTakeShrunkenPossesor(x))
+        ) {
+          return addPossesiveAtIndex(people, adjusted.blocks, i);
+        } else {
+          return [];
+        }
+      })
+      .map((xb) => ({
+        kids: adjusted.kids,
+        blocks: xb,
+      }));
+  }
+  function addPossesiveAtIndex(
+    people: T.Person[],
+    blocks: T.ParsedBlock[],
+    i: number
+  ): T.ParsedBlock[][] {
+    return people.map((person) => {
+      return blocks.map((x, j) => {
+        if (i !== j) return x;
+        // TODO: this is redundant ?
+        if (x.type === "NP" && canTakeShrunkenPossesor(x.selection)) {
+          return {
+            ...x,
+            selection: addShrunkenPossesor(x.selection, person),
+          };
+        } else if (x.type === "AP" && canTakeShrunkenPossesor(x)) {
+          return addShrunkenPossesor(x, person);
+        } else {
+          throw new Error(
+            "improper index for adding possesor - addPossesiveAtIndex"
+          );
+        }
+      });
+    });
+  }
+  return blocks.flatMap((b) => {
+    const miniPronouns = getMiniPronouns(b.body.kids);
+    if (miniPronouns.length === 0) {
+      return b;
+    } else if (miniPronouns.length === 1) {
+      const withFirstMiniAsPossesive = spreadOutPoss(b.body, 0);
+      return [b.body, ...withFirstMiniAsPossesive].map((x) => ({
+        tokens: b.tokens,
+        body: x,
+        errors: b.errors,
+      }));
+    } else {
+      const withFirstMiniAsPossesive = spreadOutPoss(b.body, 0);
+      const withSecondMiniAsPossesive = spreadOutPoss(b.body, 1);
+      return [
+        // using none of the mini-pronouns as possesives
+        b.body,
+        // using the first mini-pronoun as a possesive
+        ...withFirstMiniAsPossesive,
+        // using the second mini-pronoun as a prossesive
+        ...withSecondMiniAsPossesive,
+        // using both mini pronouns as possesives
+        ...withFirstMiniAsPossesive.flatMap((x) => spreadOutPoss(x, 0)),
+      ].map((x) => ({
+        tokens: b.tokens,
+        body: x,
+        errors: b.errors,
+      }));
+    }
+  });
+}

src/lib/src/parsing/utils.ts

@@ -174,3 +174,61 @@ export function startsVerbSection(b: T.ParsedBlock): boolean {
     b.type === "negative"
   );
 }
+
+export function canTakeShrunkenPossesor(
+  block: T.NPSelection | T.APSelection
+): boolean {
+  if (block.type === "NP") {
+    return block.selection.type !== "pronoun" && !block.selection.possesor;
+  }
+  if (block.selection.type === "sandwich") {
+    return canTakeShrunkenPossesor(block.selection.inside);
+  }
+  return false;
+}
+
+export function addShrunkenPossesor(
+  b: T.NPSelection,
+  person: T.Person
+): T.NPSelection;
+export function addShrunkenPossesor(
+  b: T.APSelection,
+  person: T.Person
+): T.APSelection;
+export function addShrunkenPossesor(
+  b: T.NPSelection | T.APSelection,
+  person: T.Person
+): T.NPSelection | T.APSelection {
+  if (b.selection.type === "adverb" || b.selection.type === "pronoun") {
+    throw new Error("cannot add shrunken possesor");
+  }
+  if (b.type === "AP") {
+    return {
+      ...b,
+      selection: {
+        ...b.selection,
+        inside: addShrunkenPossesor(b.selection.inside, person),
+      },
+    };
+  }
+  if (b.selection.possesor) {
+    throw new Error("cannot add another possesor");
+  }
+  return {
+    ...b,
+    selection: {
+      ...b.selection,
+      possesor: {
+        shrunken: true,
+        np: {
+          type: "NP",
+          selection: {
+            type: "pronoun",
+            distance: "far",
+            person,
+          },
+        },
+      },
+    },
+  };
+}

src/lib/src/phrase-building/np-tools.ts

@@ -252,7 +252,7 @@ function pronounPossEng(p: T.Person): string {
   if (p === T.Person.ThirdSingFemale) {
     return "her/its";
   }
-  return `their ${gend(p)}`;
+  return `their (${gend(p)})`;
 }
 
 export function getEnglishFromRendered(