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jssm-types.js
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jssm-types.js
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// @flow
type JssmSuccess = { success: true };
type JssmFailure = { success: false, error: mixed };
type JssmIncomplete = { success: 'incomplete' };
type JssmResult = JssmSuccess | JssmFailure | JssmIncomplete;
type JssmGenericState<NT> = {
from: Array<NT>,
name: NT,
to: Array<NT>
};
type ARD = 'allow' | 'require' | 'disallow';
type JssmTransitionPermitter<NT, DT> = (OldState: NT, NewState: NT, OldData: DT, NewData: DT) => boolean;
type JssmTransitionPermitterMaybeArray<NT, DT> = JssmTransitionPermitter<NT, DT> | Array< JssmTransitionPermitter<NT, DT> >;
type JssmStatePermitter<NT, DT> = (OldState: NT, NewState: NT, OldData: DT, NewData: DT) => boolean;
type JssmStatePermitterMaybeArray<NT, DT> = JssmStatePermitter<NT, DT> | Array< JssmStatePermitter<NT, DT> >;
type JssmGenericMachine<NT, DT> = {
name? : string,
state : NT,
data? : DT,
nodes? : Array<NT>,
transitions : JssmTransitions<NT, DT>,
valid? : JssmStatePermitterMaybeArray<NT, DT>,
min_transitions? : number,
max_transitions? : number,
allow_empty? : boolean,
allow_islands? : boolean,
allow_force? : boolean,
keep_history? : boolean | number
};
type JssmTransition<NT, DT> = {
from : NT,
to : NT,
name? : string,
action? : string,
valid? : JssmTransitionPermitterMaybeArray<NT, DT>, // validate this edge's transition; usually about data
likelihood? : number, // for stoch modelling, would like to constrain to [0..1], dunno how
usual? : '' // most common exit, for graphing; likelihood overrides
};
type JssmTransitions<NT, DT> = Array< JssmTransition<NT, DT> >;
type JssmTransitionList<NT> = {
entrances : Array<NT>,
exits : Array<NT>
};
type JssmGenericConfig<NT, DT> = {
initial_state : NT,
transitions : JssmTransitions<NT, DT>,
name? : string,
data? : mixed,
nodes? : Array<NT>, // uncommon
valid? : JssmStatePermitterMaybeArray<NT, DT>,
//locked? : bool = true,
min_exits? : number,
max_exits? : number,
allow_islands? : false,
allow_force? : false,
actions? : ARD
};
type JssmState = JssmGenericState<string>;
type JssmMachine = JssmGenericMachine<string, JssmState>;
type JssmConfig = JssmGenericConfig<string, JssmState>;
export type {
JssmResult,
JssmSuccess,
JssmFailure,
JssmIncomplete,
ARD,
JssmTransitionPermitter,
JssmTransitionPermitterMaybeArray,
JssmTransition,
JssmTransitions,
JssmTransitionList,
JssmStatePermitter,
JssmStatePermitterMaybeArray,
JssmGenericMachine,
JssmGenericConfig,
JssmGenericState,
JssmMachine,
JssmConfig,
JssmState
};