Class DSVWriter

DSVWriter - Core CSV/TSV writer implementation

Features:

RFC 4180 compliant CSV formatting
Automatic field quoting when needed
Excel protection for genomic data
Configurable delimiters and quote characters
Header row support
Statistics computation (optional)

Hierarchy (View Summary)

DSVWriter
- CSVWriter
- TSVWriter

Index

Constructors

Methods

formatRow formatRecord formatRecords writeToStream writeFile

Constructors

constructor

new DSVWriter(options?: DSVWriterOptions): DSVWriter
Parameters
- options: DSVWriterOptions = {}
Returns DSVWriter
- Defined in src/formats/dsv/writer.ts:55

Methods

formatRow

formatRow(fields: (string | number | boolean | null | undefined)[]): string
Format a row of fields
Parameters
- fields: (string | number | boolean | null | undefined)[]
Returns string
- Defined in src/formats/dsv/writer.ts:120

formatRecord

formatRecord(record: DSVRecord, options?: DSVWriterOptions): string
Format a DSVRecord into a row
Parameters
- record: DSVRecord
- options: DSVWriterOptions = {}
Returns string
- Defined in src/formats/dsv/writer.ts:127

formatRecords

formatRecords(records: DSVRecord[], options?: DSVWriterOptions): string
Format multiple records with optional header
Parameters
- records: DSVRecord[]
- options: DSVWriterOptions = {}
Returns string
- Defined in src/formats/dsv/writer.ts:157

writeToStream

writeToStream(
    records: AsyncIterable<DSVRecord>,
    stream: WritableStream<Uint8Array<ArrayBufferLike>>,
    options?: DSVWriterOptions,
): Promise<void>
Write records to stream
Parameters
- records: AsyncIterable<DSVRecord>
- stream: WritableStream<Uint8Array<ArrayBufferLike>>
- options: DSVWriterOptions = {}
Returns Promise<void>
- Defined in src/formats/dsv/writer.ts:176

writeFile

writeFile(path: string, records: DSVRecord[]): Promise<void>
Write records to a file with optional compression
Parameters
- path: string
  File path to write to
- records: DSVRecord[]
  Records to write
Returns Promise<void>
- Defined in src/formats/dsv/writer.ts:207